DeCS 
    2008 - March 17, 2008 version
    
       
        |  Alphabetic 
          Index of Descriptors   
           
 | 
      
        |  | 
 | L Cells (Cell Line) | 
| L Forms | 
| L-Amino Acid Oxidase | 
| L-Aminoadipate-Semialdehyde Dehydrogenase | 
| L-Dopa use Levodopa | 
| L-Gularic Acid use Glucaric Acid | 
| L-Gulonolactone Oxidase | 
| L-Iditol 2-Dehydrogenase | 
| L-Lactate Dehydrogenase | 
| L-Lactate Dehydrogenase (Cytochrome) | 
| L-Lysine 6-Transaminase | 
| L-Monomethylarginine use omega-N-Methylarginine | 
| L-Myc Genes use Genes, myc | 
| L-NAME use NG-Nitroarginine Methyl Ester | 
| L-NMMA use omega-N-Methylarginine | 
| L-Selectin | 
| L-Serine Dehydratase | 
| L-Tetramisole use Levamisole | 
| L-Thyroxine use Thyroxine | 
| L-Type Calcium Channels use Calcium Channels, L-Type | 
| L-Type VDCC alpha-1 Subunit use Calcium Channels, L-Type | 
| L-myc Proteins use Proto-Oncogene Proteins c-myc | 
| L1 Antigen use Leukocyte L1 Antigen Complex | 
| L1 Elements use Long Interspersed Nucleotide Elements | 
| L3T4 Antigens use Antigens, Differentiation, T-Lymphocyte | 
| LAK Cells use Killer Cells, Lymphokine-Activated | 
| LAN use Local Area Networks | 
| LASIK use Keratomileusis, Laser In Situ | 
| LATS use Long-Acting Thyroid Stimulator | 
| LAV Antibodies use HIV Antibodies | 
| LAV Antigens use HIV Antigens | 
| LAV-2 use HIV-2 | 
| LAV-HTLV-III use HIV | 
| LBNP use Lower Body Negative Pressure | 
| LCF Factor use Interleukin-16 | 
| LCM Viruses use Lymphocytic choriomeningitis virus | 
| LCMV use Lymphocytic choriomeningitis virus | 
| LD50 use Lethal Dose 50 | 
| LDL Cholesterol use Cholesterol, LDL | 
| LDL Receptors use Receptors, LDL | 
| LDL-Receptor Related Protein 1 | 
| LDL-Receptor Related Protein 2 | 
| LDL-Receptor Related Protein-Associated Protein | 
| LDL-Receptor Related Proteins | 
| LDPE Pipes use Polyethylene Pipes | 
| LE Cells use Neutrophils | 
| LE(X) Antigen use Antigens, CD15 | 
| LECAM-1 use L-Selectin | 
| LECAM-2 use E-Selectin | 
| LECAM-3 use P-Selectin | 
| LEOPARD Syndrome | 
| LET use Linear Energy Transfer | 
| LETS Proteins use Fibronectins | 
| LFA-1 use Lymphocyte Function-Associated Antigen-1 | 
| LFA-3 use Antigens, CD58 | 
| LH (Luteinizing Hormone) use Luteinizing Hormone | 
| LH Receptors use Receptors, LH | 
| LH, alpha Subunit use Glycoprotein Hormones, alpha Subunit | 
| LH, beta Subunit use Luteinizing Hormone, beta Subunit | 
| LH-FSH Releasing Hormone use Gonadotropin-Releasing Hormone | 
| LH-hCG Receptors use Receptors, LH | 
| LHFSHRH Receptors use Receptors, LHRH | 
| LHRH use Gonadotropin-Releasing Hormone | 
| LHRH Receptors use Receptors, LHRH | 
| LHRH, Trp(6)- use Triptorelin | 
| LIGHT Protein use Tumor Necrosis Factor Ligand Superfamily Member 14 | 
| LINE-1 Elements use Long Interspersed Nucleotide Elements | 
| LLC-PK1 Cells | 
| LLLT use Laser Therapy, Low-Level | 
| LMWH use Heparin, Low-Molecular-Weight | 
| LOH use Loss of Heterozygosity | 
| LOINC use Logical Observation Identifiers Names and Codes | 
| LSD use Lysergic Acid Diethylamide | 
| LST-1 Transport Protein use Organic Anion Transport Polypeptide C | 
| LTA4 use Leukotriene A4 | 
| LTB4 use Leukotriene B4 | 
| LTB4 Receptors use Receptors, Leukotriene B4 | 
| LTC4 use Leukotriene C4 | 
| LTD4 use Leukotriene D4 | 
| LTE4 use Leukotriene E4 | 
| La Crosse virus | 
| La Niña Phenomenon | 
| La Plata Dolphin use Dolphins | 
| Labeling, Drug use Drug Labeling | 
| Labeling, Food use Food Labeling | 
| Labeling, Product use Product Labeling | 
| Labetalol | 
| Labhart-Willi Syndrome use Prader-Willi Syndrome | 
| Labial Frenum | 
| Labiatae use Lamiaceae | 
| Labor Force | 
| Labor Migration use Emigration and Immigration | 
| Labor Onset | 
| Labor Pain | 
| Labor Presentation | 
| Labor Presentation, Breech use Breech Presentation | 
| Labor Relations | 
| Labor Safety use Occupational Health | 
| Labor Stage, First | 
| Labor Stage, Second | 
| Labor Stage, Third | 
| Labor Unions | 
| Labor, First Stage use Labor Stage, First | 
| Labor, Induced | 
| Labor, Obstetric | 
| Labor, Second Stage use Labor Stage, Second | 
| Labor, Third Stage use Labor Stage, Third | 
| Laboratories | 
| Laboratories, Dental | 
| Laboratories, Hospital | 
| Laboratories, Public Health use Public Health Laboratory Services | 
| Laboratory Animal Models use Models, Animal | 
| Laboratory Animal Science | 
| Laboratory Animal Technologists use Animal Technicians | 
| Laboratory Animals use Animals, Laboratory | 
| Laboratory Chemicals | 
| Laboratory Diagnosis use Laboratory Techniques and Procedures | 
| Laboratory Equipment | 
| Laboratory Experiment | 
| Laboratory Infection | 
| Laboratory Information Systems use Clinical Laboratory Information Systems | 
| Laboratory Instruments use Laboratory Equipment | 
| Laboratory Manuals | 
| Laboratory Markers use Biological Markers | 
| Laboratory Personnel | 
| Laboratory Research | 
| Laboratory Services, Public Health use Public Health Laboratory Services | 
| Laboratory Technicians use Laboratory Personnel | 
| Laboratory Techniques and Procedures | 
| Laboratory Test | 
| Laboratory Wastes | 
| Labour Force use Labor Force | 
| Labour Migration use Emigration and Immigration | 
| Labour Relations use Labor Relations | 
| Labrador use Newfoundland and Labrador | 
| Labrador Tea use Ledum | 
| Labrea Disease use Hepatitis D | 
| Laburnum | 
| Labyrinth use Ear, Inner | 
| Labyrinth Diseases | 
| Labyrinth Supporting Cells | 
| Labyrinthine Fluids | 
| Labyrinthitis | 
| Lac Caninum | 
| Lac Factors use Lactose Factors | 
| Lac Felinum | 
| Lac Gene use Lac Operon | 
| Lac Operon | 
| Lac Repressors use Repressor Proteins | 
| Lac Vaccinum | 
| Lac Vaccinum Coagulatum | 
| Lac Vaccinum Defloratum | 
| LacZ Genes use Lac Operon | 
| Laccase | 
| Lacerations | 
| Lacerta agilis | 
| Lachesis use Viperidae | 
| Lachesis lanceolatus use Bothrops lanceolatus | 
| Lachesis muta | 
| Lachnanthes tinctoria | 
| Lacquer | 
| Lacrimal Apparatus | 
| Lacrimal Apparatus Diseases | 
| Lacrimal Duct Obstruction | 
| Lacrimal Gland use Lacrimal Apparatus | 
| Lacrosse use Racquet Sports | 
| Lactalbumin | 
| Lactams | 
| Lactams, Macrocyclic | 
| Lactase | 
| Lactases use beta-Galactosidase | 
| Lactate use Lactic Acid | 
| Lactate Dehydrogenase use L-Lactate Dehydrogenase | 
| Lactate Dehydrogenases | 
| Lactate dehydrogenase-elevating virus | 
| Lactates | 
| Lactation | 
| Lactation Disorders | 
| Lactation, Prolonged use Lactation | 
| Lactic Acid | 
| Lactic Acidosis use Acidosis, Lactic | 
| Lactic Acidosis with Ataxia, Type I use Pyruvate Dehydrogenase Complex Deficiency Disease | 
| Lactic Acidosis with Ataxia, Type II use Pyruvate Carboxylase Deficiency Disease | 
| Lactic Cytochrome Reductase use L-Lactate Dehydrogenase (Cytochrome) | 
| Lactis Acidum | 
| Lactis Vaccini Flos | 
| Lacto-N-neotetraosylceramide use Globosides | 
| Lacto-N-tetraosylceramide use Globosides | 
| Lactobacillaceae | 
| Lactobacillus | 
| Lactobacillus acidophilus | 
| Lactobacillus brevis | 
| Lactobacillus casei | 
| Lactobacillus cellobiosus use Lactobacillus fermentum | 
| Lactobacillus delbrueckii | 
| Lactobacillus fermentum | 
| Lactobacillus helveticus | 
| Lactobacillus leichmannii | 
| Lactobacillus plantarum | 
| Lactobacillus reuteri | 
| Lactobacillus rhamnosus | 
| Lactococcus | 
| Lactococcus lactis | 
| Lactoferrin | 
| Lactogen Hormone, Placental use Placental Lactogen | 
| Lactogenic Hormone, Pituitary use Prolactin | 
| Lactoglobulins | 
| Lactones | 
| Lactoperoxidase | 
| Lactose | 
| Lactose Factors | 
| Lactose Intolerance | 
| Lactose Malabsorption use Lactose Intolerance | 
| Lactose Monohydrate use Saccharum Lactis | 
| Lactose Operon use Lac Operon | 
| Lactose Synthase | 
| Lactose Synthetase use Lactose Synthase | 
| Lactose Tolerance Test | 
| Lactosyl Ceramides use Lactosylceramides | 
| Lactosylceramides | 
| Lactotrophs | 
| Lactoyl Glutathione Lyase use Lactoylglutathione Lyase | 
| Lactoylglutathione Lyase | 
| Lactuca sativa use Lettuce | 
| Lactuca sativa (Homeopathy) | 
| Lactuca scariola use Lactuca sativa (Homeopathy) | 
| Lactuca virosa | 
| Lactucarium Thridace | 
| Lactulose | 
| Lacunar Dementia use Dementia, Multi-Infarct | 
| Lady's Mantle use Alchemilla | 
| Lafora Disease | 
| Lagenidium | 
| Lagenorhynchus use Dolphins | 
| Lagerstroemia | 
| Lagomorpha | 
| Lagoons | 
| Lagothrix use Atelinae | 
| Lagovirus | 
| Lake Basins | 
| Lake Victoria Marburgvirus use Marburgvirus | 
| Lake Water Collection | 
| Lakes | 
| Lakes and Impoundings Pollution | 
| Laki-Lorand Factor use Factor XIII | 
| Lamb's Quarters use Chenopodium album | 
| Lambdapapillomavirus | 
| Lambert-Eaton Myasthenic Syndrome | 
| Lamblia use Giardia | 
| Lamblia intestinalis use Giardia lamblia | 
| Lambliasis use Giardiasis | 
| Lamellipodia use Pseudopodia | 
| Lameness, Animal | 
| Lamiaceae | 
| Lamin Type A | 
| Lamin Type B | 
| Lamina Basalis Choroideae use Bruch Membrane | 
| Lamina Elastica Posterior use Descemet Membrane | 
| Lamina Propria use Mucous Membrane | 
| Lamina Quadrigemina use Tectum Mesencephali | 
| Lamina Terminalis use Hypothalamus | 
| Laminar Air-Flow Areas use Environment, Controlled | 
| Laminar Flow | 
| Laminar Movement use Laminar Flow | 
| Laminar Regime use Laminar Flow | 
| Laminaria | 
| Laminaria Tents use Laminaria | 
| Laminarinase use Cellulases | 
| Laminectomy | 
| Laminin | 
| Laminin Receptors use Receptors, Laminin | 
| Lamins | 
| Lamium album | 
| Lamivudine | 
| Lampreys | 
| Lampyridae use Fireflies | 
| Lanadigenin use Digoxigenin | 
| Lanatosides | 
| Land Application | 
| Land Conservation | 
| Land Excavation | 
| Land Management and Planning | 
| Land Movement | 
| Land Planning use Land Management and Planning | 
| Land Restoration | 
| Land Subsidence use Land Movement | 
| Land Use | 
| Landau-Kleffner Syndrome | 
| Landfill Leachate use Water Pollutants, Chemical | 
| Landouzy-Dejerine Dystrophy use Muscular Dystrophy, Facioscapulohumeral | 
| Landry-Guillain-Barre Syndrome use Guillain-Barre Syndrome | 
| Landscaping, Hospital use Maintenance and Engineering, Hospital | 
| Landslide | 
| Langat virus use Encephalitis Viruses, Tick-Borne | 
| Langer-Giedion Syndrome | 
| Langerhans Cell Sarcoma | 
| Langerhans Cells | 
| Langerhans-Cell Granulomatosis use Histiocytosis, Langerhans-Cell | 
| Langhans Giant Cells use Giant Cells, Langhans | 
| Language | 
| Language Arts | 
| Language Comprehension Tests use Language Tests | 
| Language Delay use Language Development Disorders | 
| Language Development | 
| Language Development Disorders | 
| Language Disorders | 
| Language Pathology use Speech-Language Pathology | 
| Language Tests | 
| Language Therapy | 
| Language Training use Language Therapy | 
| Language and Speech Disorder Rehabilitation use Rehabilitation of Speech and Language Disorders | 
| Langurs use Cercopithecidae | 
| Lannea use Anacardiaceae | 
| Lanolin | 
| Lanosterol | 
| Lansing Virus use Poliovirus | 
| Lantana | 
| Lanthanides use Lanthanoid Series Elements | 
| Lanthanoid Series Elements | 
| Lanthanoids use Lanthanoid Series Elements | 
| Lanthanum | 
| Lanugo use Hair | 
| Laos | 
| Laparoscopes | 
| Laparoscopic Cholecystectomy use Cholecystectomy, Laparoscopic | 
| Laparoscopic Surgical Procedures use Laparoscopy | 
| Laparoscopy | 
| Laparotomy | 
| Lapathum acutum | 
| Lapis Albus | 
| Lapis Renalis use Calculus Renalis | 
| Laportea gigas use Urtica gigas | 
| Lappa arctium | 
| Lappa major | 
| Lapsana communis | 
| Larch use Larix | 
| Lard use Adeps suis | 
| Large Cities | 
| Large Maf Transcription Factors use Maf Transcription Factors, Large | 
| Large Neutral Amino Acid-Transporter 1 | 
| Large Ribosomal Subunits use Ribosome Subunits, Large | 
| Large Ribosome Subunits use Ribosome Subunits, Large | 
| Large-Conductance Calcium-Activated Potassium Channel alpha Subunits | 
| Large-Conductance Calcium-Activated Potassium Channel beta Subunits | 
| Large-Conductance Calcium-Activated Potassium Channels | 
| Laridae use Charadriiformes | 
| Larix | 
| Larkspur use Delphinium | 
| Laron Syndrome | 
| Larrea | 
| Larva | 
| Larva Migrans | 
| Larva Migrans, Cutaneous use Larva Migrans | 
| Larva Migrans, Ocular use Larva Migrans | 
| Larva Migrans, Visceral | 
| Larvicides | 
| Larviphage Fishes | 
| Laryngeal Cancer use Laryngeal Neoplasms | 
| Laryngeal Cartilages | 
| Laryngeal Diseases | 
| Laryngeal Edema | 
| Laryngeal Epithelium use Laryngeal Mucosa | 
| Laryngeal Granuloma use Granuloma, Laryngeal | 
| Laryngeal Mask Airway use Laryngeal Masks | 
| Laryngeal Masks | 
| Laryngeal Mucosa | 
| Laryngeal Muscles | 
| Laryngeal Neoplasms | 
| Laryngeal Nerve Palsy, Recurrent use Vocal Cord Paralysis | 
| Laryngeal Nerve, Inferior use Recurrent Laryngeal Nerve | 
| Laryngeal Nerve, Superior use Laryngeal Nerves | 
| Laryngeal Nerves | 
| Laryngeal Paralysis use Vocal Cord Paralysis | 
| Laryngeal Perichondritis use Laryngeal Diseases | 
| Laryngeal Prosthesis use Larynx, Artificial | 
| Laryngeal Stenosis use Laryngostenosis | 
| Laryngectomy | 
| Laryngismus | 
| Laryngitis | 
| Laryngopharynx use Hypopharynx | 
| Laryngoscopes | 
| Laryngoscopic Surgical Procedures use Laryngoscopy | 
| Laryngoscopy | 
| Laryngospasm use Laryngismus | 
| Laryngostenosis | 
| Larynx | 
| Larynx Neoplasms use Laryngeal Neoplasms | 
| Larynx, Artificial | 
| Lasalocid | 
| Laser Angioplasty use Angioplasty, Laser | 
| Laser Biostimulation use Laser Therapy, Low-Level | 
| Laser Coagulation | 
| Laser Corneal Surgery use Corneal Surgery, Laser | 
| Laser Desorption-Ionization Mass Spectrometry, Matrix-Assisted use Spectrometry, Mass, Matrix-Assisted Laser Desorption-Ionization | 
| Laser In Situ Keratomileusis use Keratomileusis, Laser In Situ | 
| Laser Irradiation, Low-Power use Laser Therapy, Low-Level | 
| Laser Keratectomy use Corneal Surgery, Laser | 
| Laser Knife use Laser Therapy | 
| Laser Lithotripsy use Lithotripsy, Laser | 
| Laser Microscopy use Microscopy, Confocal | 
| Laser Scalpel use Laser Therapy | 
| Laser Scanning Confocal Microscopy use Microscopy, Confocal | 
| Laser Scanning Cytometry | 
| Laser Scanning Microscopy use Microscopy, Confocal | 
| Laser Therapy | 
| Laser Therapy, Low-Level | 
| Laser Thermocoagulation use Laser Coagulation | 
| Laser-Assisted Balloon Angioplasty use Angioplasty, Balloon, Laser-Assisted | 
| Laser-Assisted Subepithelial Keratectomy use Keratectomy, Subepithelial, Laser-Assisted | 
| Laser-Doppler Flowmetry | 
| Laser-Doppler Velocimetry use Laser-Doppler Flowmetry | 
| Laser-Induced Shockwave Lithotripsy use Lithotripsy, Laser | 
| Lasers | 
| Lasers, Dye | 
| Lasers, Excimer | 
| Lasers, Gas | 
| Lasers, Semiconductor | 
| Lasers, Solid-State | 
| Lassa Fever | 
| Lassa virus | 
| Lassitude use Fatigue | 
| Late Gene Transcription use Transcription, Genetic | 
| Late Infant Mortality | 
| Late Promoters use Promoter Regions (Genetics) | 
| Latency Period (Psychology) | 
| Latent Rat Virus use Parvovirus | 
| Latent Schizophrenia use Schizotypal Personality Disorder | 
| Latent TGF-beta Binding Protein use Latent TGF-beta Binding Proteins | 
| Latent TGF-beta Binding Proteins | 
| Lateral Bulbar Syndrome use Lateral Medullary Syndrome | 
| Lateral Cyst use Periodontal Cyst | 
| Lateral Dorsal Thalamic Nucleus use Lateral Thalamic Nuclei | 
| Lateral Gene Transfer use Gene Transfer, Horizontal | 
| Lateral Geniculate Body use Geniculate Bodies | 
| Lateral Hypothalamic Area use Hypothalamic Area, Lateral | 
| Lateral Hypothalamic Nucleus use Hypothalamic Area, Lateral | 
| Lateral Ligament, Ankle | 
| Lateral Ligaments use Collateral Ligaments | 
| Lateral Line System | 
| Lateral Medullary Syndrome | 
| Lateral Menisci use Menisci, Tibial | 
| Lateral Nuclear Group use Lateral Thalamic Nuclei | 
| Lateral Posterior Thalamic Nucleus use Lateral Thalamic Nuclei | 
| Lateral Pulvinar Nucleus use Pulvinar | 
| Lateral Rectus Palsy use Abducens Nerve Diseases | 
| Lateral Sclerosis use Motor Neuron Disease | 
| Lateral Sinus use Transverse Sinuses | 
| Lateral Sinus Thrombosis | 
| Lateral Thalamic Nuclei | 
| Lateral Ventricles | 
| Lateral Vestibular Nucleus use Vestibular Nucleus, Lateral | 
| Laterality of Motor Control use Functional Laterality | 
| Latex | 
| Latex Agglutination Tests use Latex Fixation Tests | 
| Latex Allergy use Latex Hypersensitivity | 
| Latex Beads use Microspheres | 
| Latex Fixation Tests | 
| Latex Hypersensitivity | 
| Latex Particles use Microspheres | 
| Latex Rubber use Rubber | 
| Latex Spheres use Microspheres | 
| Lathyrism | 
| Lathyrus | 
| Lathyrus sativus | 
| Latin America | 
| Latin American Center for Perinatology, Women and Reproductive Health | 
| Latin American and Caribbean Center on Health Sciences Information | 
| Latinas use Hispanic Americans | 
| Latinos use Hispanic Americans | 
| Latitude | 
| Latrines use Toilet Facilities | 
| Latrines (Environmental Health) | 
| Latrodectus curassavicus use Theridion curassavicum | 
| Latrodectus hasselti | 
| Latrodectus katipo | 
| Latrodectus mactans use Black Widow Spider | 
| Latrodectus mactans (Homeopathy) | 
| Latvia | 
| Laughter | 
| Laughter Therapy | 
| Laundering | 
| Laundry Service, Hospital | 
| Lauraceae | 
| Laurates | 
| Laurence-Moon Syndrome | 
| Laurence-Moon-Bardet-Biedl Syndrome use Bardet-Biedl Syndrome | 
| Laurence-Moon-Biedl Syndrome use Laurence-Moon Syndrome | 
| Laurencia | 
| Lauric Acid Hydroxylase use Alkane 1-Monooxygenase | 
| Lauric Acids | 
| Laurocerasus | 
| Laurus | 
| Laurus camphora use Camphora | 
| Lauryl Alcohol use Dodecanol | 
| Lava | 
| Lava Flow | 
| Lavage use Irrigation | 
| Lavage, Gastric use Gastric Lavage | 
| Lavage, Peritoneal use Peritoneal Lavage | 
| Lavandula | 
| Lavender use Lavandula | 
| Law Enforcement | 
| Law Enforcement Officers use Police | 
| Law of the Sea use Maritime Rights | 
| Lawrencium | 
| Laws | 
| Lawson's False Cypress use Chamaecyparis | 
| Lawsonia Bacteria | 
| Lawsonia Infections use Desulfovibrionaceae Infections | 
| Lawsonia Plant | 
| Lawsonia intracellularis use Lawsonia Bacteria | 
| Lawyers | 
| Laxatives | 
| Laxity, Joint use Joint Instability | 
| Laying-on-Of-Hands use Therapeutic Touch | 
| Lazy Eye use Amblyopia | 
| LeVeen Shunt use Peritoneovenous Shunt | 
| Leaching Fields | 
| Lead | 
| Lead Encephalopathy, Childhood use Lead Poisoning, Nervous System, Childhood | 
| Lead Induced Nervous System Diseases, Adult use Lead Poisoning, Nervous System, Adult | 
| Lead Pipes | 
| Lead Poisoning | 
| Lead Poisoning, Nervous System | 
| Lead Poisoning, Nervous System, Adult | 
| Lead Poisoning, Nervous System, Childhood | 
| Lead Poisoning, Neurologic, Adult use Lead Poisoning, Nervous System, Adult | 
| Lead Poisoning, Neurologic, Childhood use Lead Poisoning, Nervous System, Childhood | 
| Lead Radioisotopes | 
| Lead Time | 
| Lead-Induced Nervous System Disease, Childhood use Lead Poisoning, Nervous System, Childhood | 
| Lead-Induced Nervous System Diseases use Lead Poisoning, Nervous System | 
| Leader Sequences, mRNA use 5' Untranslated Regions | 
| Leader Signal Peptides use Protein Sorting Signals | 
| Leader mRNA Sequences use 5' Untranslated Regions | 
| Leadership | 
| Leaf Shine Products use Gardening Products | 
| Leafhoppers use Hemiptera | 
| Leakage | 
| Leakage Control use Leakage | 
| Leakage Detection use Leakage | 
| Leanness use Thinness | 
| Learned Helplessness use Helplessness, Learned | 
| Learning | 
| Learning Disabilities use Learning Disorders | 
| Learning Disorders | 
| Leasing, Property | 
| Least Syndrome of Maximum Value use Symptoms, Hierarchization | 
| Least-Squares Analysis | 
| Leather use Leather Industry | 
| Leather Industry | 
| Lebanon | 
| Leber Hereditary Optic Atrophy use Optic Atrophy, Hereditary, Leber | 
| Lebistes use Poecilia | 
| Lecithin Acyltransferase use Phosphatidylcholine-Sterol O-Acyltransferase | 
| Lecithin Acyltransferase Deficiency | 
| Lecithin Cholesterol Acyltransferase use Phosphatidylcholine-Sterol O-Acyltransferase | 
| Lecithinase A1 use Phospholipases A1 | 
| Lecithinase A2 use Phospholipases A2 | 
| Lecithinase B use Lysophospholipase | 
| Lecithinase C use Type C Phospholipases | 
| Lecithinase D use Phospholipase D | 
| Lecithinases use Phospholipases | 
| Lecithins | 
| Lecithinum | 
| Leclercia use Enterobacteriaceae | 
| Lectin Receptors use Receptors, Mitogen | 
| Lectin, Castor Bean use Ricin | 
| Lectin, Ricinus use Ricin | 
| Lectin-Complement Pathway use Complement Pathway, Mannose-Binding Lectin | 
| Lectins | 
| Lectins, C-Type | 
| Lectins, Kidney Bean use Phytohemagglutinins | 
| Lectins, Plant use Plant Lectins | 
| Lectins, Pokeweed use Pokeweed Mitogens | 
| Lectins, S-Type use Galectins | 
| Lectins, Triticum vulgare use Wheat Germ Agglutinins | 
| Lectins, Wheat Germ use Wheat Germ Agglutinins | 
| Lecture Notes | 
| Lectures | 
| Lecythidaceae | 
| Ledum | 
| Ledum palustre | 
| Leechee use Litchi | 
| Leeches | 
| Leeching | 
| Leeks use Onions | 
| Left Atrial Function use Atrial Function, Left | 
| Left Heart Bypass use Heart Bypass, Left | 
| Left Heart Syndrome, Hypoplastic use Hypoplastic Left Heart Syndrome | 
| Left Ventricular Dysfunction use Ventricular Dysfunction, Left | 
| Left Ventricular Function use Ventricular Function, Left | 
| Left Ventricular Hypertrophy use Hypertrophy, Left Ventricular | 
| Left Ventricular Remodeling use Ventricular Remodeling | 
| Leg | 
| Leg Bones | 
| Leg Dermatoses | 
| Leg Injuries | 
| Leg Length Inequality | 
| Leg Prosthesis use Artificial Limbs | 
| Leg Ulcer | 
| Leg, Artificial use Artificial Limbs | 
| Legal Aid use Public Defender Legal Services | 
| Legal Assets | 
| Legal Cases | 
| Legal Consolidation | 
| Legal Drug Commerce use Pharmaceutical Trade | 
| Legal Drug Commercialization use Pharmaceutical Trade | 
| Legal Drug Trade use Pharmaceutical Trade | 
| Legal Guardians | 
| Legal Interdiction | 
| Legal Intervention | 
| Legal Medicine use Forensic Medicine | 
| Legal Process | 
| Legal Rules use Enacted Statutes | 
| Legal Standards use Enacted Statutes | 
| Legg-Perthes Disease | 
| Leghemoglobin | 
| Legionella | 
| Legionella longbeachae | 
| Legionella pneumophila | 
| Legionella pneumophila Infections use Legionnaires' Disease | 
| Legionellaceae | 
| Legionellosis | 
| Legionnaires' Disease | 
| Legislation | 
| Legislation as Topic | 
| Legislation, Dental | 
| Legislation, Drug | 
| Legislation, Environmental | 
| Legislation, Food | 
| Legislation, Health | 
| Legislation, Hospital | 
| Legislation, Labor | 
| Legislation, Labour use Legislation, Labor | 
| Legislation, Medical | 
| Legislation, Nursing | 
| Legislation, Pharmacy | 
| Legislation, Veterinary | 
| Legislative Decree | 
| Legislative Power | 
| Legume Pod use Fruit | 
| Legumes use Fabaceae | 
| Leigh Disease | 
| Leiomyoblastoma use Leiomyoma, Epithelioid | 
| Leiomyoma | 
| Leiomyoma, Epithelioid | 
| Leiomyoma, Vascular use Angiomyoma | 
| Leiomyomatosis | 
| Leiomyosarcoma | 
| Leiomyosarcoma, Epithelioid use Leiomyosarcoma | 
| Leiomyosarcoma, Myxoid use Leiomyosarcoma | 
| Leishmania | 
| Leishmania (Leishmania) use Leishmania | 
| Leishmania (Leishmania) donovani use Leishmania donovani | 
| Leishmania (Leishmania) enriettii use Leishmania enriettii | 
| Leishmania (Leishmania) infantum use Leishmania infantum | 
| Leishmania (Leishmania) major use Leishmania major | 
| Leishmania (Leishmania) mexicana use Leishmania mexicana | 
| Leishmania (Leishmania) tropica use Leishmania tropica | 
| Leishmania (Viannia) use Leishmania | 
| Leishmania (Viannia) braziliensis use Leishmania braziliensis | 
| Leishmania (Viannia) guyanensis use Leishmania guyanensis | 
| Leishmania (Viannia) panamensis use Leishmania guyanensis | 
| Leishmania Vaccines use Leishmaniasis Vaccines | 
| Leishmania braziliensis | 
| Leishmania braziliensis braziliensis use Leishmania braziliensis | 
| Leishmania braziliensis guyanensis use Leishmania guyanensis | 
| Leishmania donovani | 
| Leishmania donovani chagasi use Leishmania infantum | 
| Leishmania donovani infantum use Leishmania infantum | 
| Leishmania enriettii | 
| Leishmania guyanensis | 
| Leishmania guyanensis guyanensis use Leishmania guyanensis | 
| Leishmania infantum | 
| Leishmania major | 
| Leishmania mexicana | 
| Leishmania mexicana amazonensis use Leishmania mexicana | 
| Leishmania mexicana mexicana use Leishmania mexicana | 
| Leishmania tropica | 
| Leishmania tropica major use Leishmania major | 
| Leishmania tropica minor use Leishmania tropica | 
| Leishmaniasis | 
| Leishmaniasis Vaccines | 
| Leishmaniasis, American use Leishmaniasis, Cutaneous | 
| Leishmaniasis, Cutaneous | 
| Leishmaniasis, Diffuse Cutaneous | 
| Leishmaniasis, Mucocutaneous | 
| Leishmaniasis, New World use Leishmaniasis, Cutaneous | 
| Leishmaniasis, Old World use Leishmaniasis, Cutaneous | 
| Leishmaniasis, Visceral | 
| Leishmaniavirus | 
| Leisure Activities | 
| Lelystad Virus use Porcine respiratory and reproductive syndrome virus | 
| Lemmings use Arvicolinae | 
| Lemmus use Arvicolinae | 
| Lemna minor | 
| Lemon Tree use Citrus | 
| Lemongrass use Cymbopogon | 
| Lemur | 
| Lemur, Dwarf use Cheirogaleidae | 
| Lemur, Mouse use Cheirogaleidae | 
| Lemuridae | 
| Lemuriformes use Strepsirhini | 
| Lemuroidea use Strepsirhini | 
| Length of Life use Longevity | 
| Length of Stay | 
| Leninism use Communism | 
| Lens Capsule, Crystalline | 
| Lens Cortex, Crystalline | 
| Lens Diseases | 
| Lens Dislocation use Lens Subluxation | 
| Lens Implantation, Intraocular | 
| Lens Nucleus, Crystalline | 
| Lens Opacities use Cataract | 
| Lens Plant | 
| Lens Proteins use Crystallins | 
| Lens Subluxation | 
| Lens culinaris use Lens Plant | 
| Lens, Crystalline | 
| Lens, Eye use Lens, Crystalline | 
| Lens, Intraocular, Phakic use Phakic Intraocular Lenses | 
| Lenses | 
| Lenses, Contact use Contact Lenses | 
| Lenses, Contact, Hydrophilic use Contact Lenses, Hydrophilic | 
| Lenses, Intraocular | 
| Lenticular Nucleus use Corpus Striatum | 
| Lenticulostriate Diseases, Vascular use Basal Ganglia Cerebrovascular Disease | 
| Lenticulostriate Vasculopathy use Basal Ganglia Cerebrovascular Disease | 
| Lentiform Nucleus use Corpus Striatum | 
| Lentiginosis use Lentigo | 
| Lentiginosis, Perioral use Peutz-Jeghers Syndrome | 
| Lentigo | 
| Lentigo, Malignant use Hutchinson's Melanotic Freckle | 
| Lentils use Lens Plant | 
| Lentinan | 
| Lentinula | 
| Lentinula edodes use Shiitake Mushrooms | 
| Lentinus use Lentinula | 
| Lentinus edodes use Shiitake Mushrooms | 
| Lentivirinae use Lentivirus | 
| Lentivirus | 
| Lentivirus Infections | 
| Lentivirus, Puma use Immunodeficiency Virus, Feline | 
| Lentiviruses, Bovine | 
| Lentiviruses, Equine | 
| Lentiviruses, Feline | 
| Lentiviruses, Ovine-Caprine | 
| Lentiviruses, Primate | 
| Leon Virus use Poliovirus | 
| Leonotis use Lamiaceae | 
| Leontiasis Ossium use Hyperostosis Frontalis Interna | 
| Leontopithecus | 
| Leonurus | 
| Leonurus cardiaca | 
| Leopard use Panthera | 
| Leopard Frog use Rana pipiens | 
| Leopard Frog Carcinoma Virus use Herpesvirus 1, Ranid | 
| Leopard's Bane, False use Asteraceae | 
| Leopards Bane use Arnica | 
| Leopards, Snow use Felidae | 
| Leopardus pardalis use Felidae | 
| Lepeophtheirus salmonis use Copepoda | 
| Leper Colonies | 
| Lepidium | 
| Lepidium bonariense | 
| Lepidium sativum | 
| Lepidoptera | 
| Lepidozamia use Zamiaceae | 
| Lepilemur use Lemuridae | 
| Leporipoxvirus | 
| Lepromin | 
| Leprostatic Agents | 
| Leprosy | 
| Leprosy, Borderline | 
| Leprosy, Cutaneous use Leprosy, Lepromatous | 
| Leprosy, Dimorphous use Leprosy, Borderline | 
| Leprosy, Lepromatous | 
| Leprosy, Macular use Leprosy, Tuberculoid | 
| Leprosy, Neural use Leprosy, Tuberculoid | 
| Leprosy, Nodular use Leprosy, Lepromatous | 
| Leprosy, Tuberculoid | 
| Leptandra virginica | 
| Leptazole use Pentylenetetrazole | 
| Leptilon canadense use Erigeron canadensis | 
| Leptin | 
| Leptin Receptors use Receptors, Leptin | 
| Leptoconops use Ceratopogonidae | 
| Leptomeningeal Cysts use Arachnoid Cysts | 
| Leptomonas use Trypanosomatina | 
| Leptonema use Meiotic Prophase I | 
| Leptophos | 
| Leptospermum | 
| Leptospira | 
| Leptospira Interrogans serovar canicola | 
| Leptospira interrogans | 
| Leptospira interrogans serovar australis | 
| Leptospira interrogans serovar autumnalis | 
| Leptospira interrogans serovar hebdomadis | 
| Leptospira interrogans serovar icterohaemorrhagiae | 
| Leptospira interrogans serovar pomona | 
| Leptospiraceae | 
| Leptospirosis | 
| Leptospirosis, Icterohemorrhagic use Weil Disease | 
| Leptotene Stage use Meiotic Prophase I | 
| Leptothrix | 
| Leptotrichia | 
| Leptotrombidium use Trombiculidae | 
| Lepus use Hares | 
| Leriche Syndrome | 
| Lesbianism use Homosexuality, Female | 
| Lesch-Nyhan Syndrome | 
| Lesotho | 
| Lespedeza | 
| Lespedeza capitata | 
| Lespedeza sieboldii | 
| Less-Developed Countries use Developing Countries | 
| Lesser Sac use Peritoneal Cavity | 
| Lethal Dose 50 | 
| Lethal Junctional Epidermolysis Bullosa use Epidermolysis Bullosa, Junctional | 
| Lethal Midline Granuloma use Granuloma, Lethal Midline | 
| Lethality | 
| Lethargic Encephalitis, Type C use Encephalitis, St. Louis | 
| Lethargy | 
| Letter | 
| Lettuce | 
| Lettuce infectious yellows virus use Crinivirus | 
| Lettuce, Water use Araceae | 
| Leu Antigens use Antigens, Differentiation | 
| Leu Antigens, B-Lymphocyte use Antigens, Differentiation, B-Lymphocyte | 
| Leu Antigens, T-Lymphocyte use Antigens, Differentiation, T-Lymphocyte | 
| Leu-2 Antigens use Antigens, CD8 | 
| Leu-CAM Receptor Family use Receptors, Leukocyte-Adhesion | 
| Leu-M1 Antigens use Antigens, CD15 | 
| Leu-M5 Antigens use Antigens, CD11c | 
| Leucanthemum vulgare use Chrysanthemum leucanthemum | 
| Leucenine use Mimosine | 
| Leucenol use Mimosine | 
| Leucine | 
| Leucine Aminopeptidase use Leucyl Aminopeptidase | 
| Leucine Dehydrogenase | 
| Leucine Enkephalin use Enkephalin, Leucine | 
| Leucine Enkephalin-2-Alanine use Enkephalin, Leucine-2-Alanine | 
| Leucine Transaminase | 
| Leucine Zippers | 
| Leucine-Responsive Regulatory Protein | 
| Leucine-Specific tRNA use RNA, Transfer, Leu | 
| Leucine-tRNA Ligase | 
| Leucoagaricus procerus use Agaricus procerus | 
| Leucogenenol | 
| Leucoharmine use Harmine | 
| Leucomycin use Kitasamycin | 
| Leucomycins | 
| Leuconostoc | 
| Leucotomy use Psychosurgery | 
| Leucovorin | 
| Leucyl Aminopeptidase | 
| Leucyl T RNA Synthetase use Leucine-tRNA Ligase | 
| Leucyl-beta-Naphthylamidase | 
| Leukapheresis | 
| Leukemia | 
| Leukemia Inhibitory Factor | 
| Leukemia Inhibitory Factor Receptor use Receptors, OSM-LIF | 
| Leukemia Inhibitory Factor Receptor alpha Subunit | 
| Leukemia L1210 | 
| Leukemia L5178 | 
| Leukemia P388 | 
| Leukemia Virus Antibodies, Human T-Cell use Deltaretrovirus Antibodies | 
| Leukemia Virus Antigens, Human T-Cell use Deltaretrovirus Antigens | 
| Leukemia Virus I, Human T-Cell use Human T-lymphotropic virus 1 | 
| Leukemia Virus II, Human T-Cell use Human T-lymphotropic virus 2 | 
| Leukemia Virus, Bovine | 
| Leukemia Virus, Feline | 
| Leukemia Virus, Gibbon Ape | 
| Leukemia Virus, Murine | 
| Leukemia Viruses, Human T-Cell use Deltaretrovirus | 
| Leukemia, B-Cell | 
| Leukemia, B-Cell, Acute use Burkitt Lymphoma | 
| Leukemia, B-Cell, Chronic use Leukemia, Lymphocytic, Chronic, B-Cell | 
| Leukemia, Basophilic, Acute | 
| Leukemia, Biphenotypic, Acute | 
| Leukemia, Bovine use Enzootic Bovine Leukosis | 
| Leukemia, Eosinophilic use Hypereosinophilic Syndrome | 
| Leukemia, Eosinophilic, Acute | 
| Leukemia, Erythroblastic, Acute | 
| Leukemia, Experimental | 
| Leukemia, Feline | 
| Leukemia, Granulocytic use Leukemia, Myeloid | 
| Leukemia, Granulocytic, Chronic use Leukemia, Myelogenous, Chronic, BCR-ABL Positive | 
| Leukemia, Granulocytic, Chronic-Phase use Leukemia, Myeloid, Chronic-Phase | 
| Leukemia, Hairy Cell | 
| Leukemia, Large Granular Lymphocytic | 
| Leukemia, Lymphoblastic use Precursor Cell Lymphoblastic Leukemia-Lymphoma | 
| Leukemia, Lymphoblastic, Acute, T-Cell use Leukemia-Lymphoma, Adult T-Cell | 
| Leukemia, Lymphocytic use Leukemia, Lymphoid | 
| Leukemia, Lymphocytic, Acute, Mixed-Cell use Leukemia, Biphenotypic, Acute | 
| Leukemia, Lymphocytic, Acute, T-Cell use Leukemia-Lymphoma, Adult T-Cell | 
| Leukemia, Lymphocytic, B-Cell use Leukemia, B-Cell | 
| Leukemia, Lymphocytic, Chronic use Leukemia, Lymphocytic, Chronic, B-Cell | 
| Leukemia, Lymphocytic, Chronic, B-Cell | 
| Leukemia, Lymphocytic, Large Granular use Leukemia, Large Granular Lymphocytic | 
| Leukemia, Lymphocytic, T-Cell use Leukemia, T-Cell | 
| Leukemia, Lymphoid | 
| Leukemia, Lymphoid, Acute use Precursor Cell Lymphoblastic Leukemia-Lymphoma | 
| Leukemia, Mast-Cell | 
| Leukemia, Megakaryoblastic, Acute | 
| Leukemia, Megakaryocytic use Leukemia, Megakaryoblastic, Acute | 
| Leukemia, Megakaryocytic, Acute use Leukemia, Megakaryoblastic, Acute | 
| Leukemia, Mixed, B- and T-Cell use Leukemia, Biphenotypic, Acute | 
| Leukemia, Mixed-Cell use Leukemia, Biphenotypic, Acute | 
| Leukemia, Monoblastic, Acute use Leukemia, Monocytic, Acute | 
| Leukemia, Monocytic, Acute | 
| Leukemia, Myelocytic use Leukemia, Myeloid | 
| Leukemia, Myelocytic, Chronic use Leukemia, Myelogenous, Chronic, BCR-ABL Positive | 
| Leukemia, Myelogenous use Leukemia, Myeloid | 
| Leukemia, Myelogenous, Acute use Leukemia, Myeloid, Acute | 
| Leukemia, Myelogenous, Chronic use Leukemia, Myelogenous, Chronic, BCR-ABL Positive | 
| Leukemia, Myelogenous, Chronic, BCR-ABL Positive | 
| Leukemia, Myelogenous, Chronic-Phase use Leukemia, Myeloid, Chronic-Phase | 
| Leukemia, Myeloid | 
| Leukemia, Myeloid, Accelerated Phase | 
| Leukemia, Myeloid, Acute | 
| Leukemia, Myeloid, Acute, M3 use Leukemia, Promyelocytic, Acute | 
| Leukemia, Myeloid, Acute, M4 use Leukemia, Myelomonocytic, Acute | 
| Leukemia, Myeloid, Acute, M5 use Leukemia, Monocytic, Acute | 
| Leukemia, Myeloid, Acute, M6 use Leukemia, Erythroblastic, Acute | 
| Leukemia, Myeloid, Acute, M7 use Leukemia, Megakaryoblastic, Acute | 
| Leukemia, Myeloid, Aggressive-Phase use Leukemia, Myeloid, Accelerated Phase | 
| Leukemia, Myeloid, Chronic use Leukemia, Myelogenous, Chronic, BCR-ABL Positive | 
| Leukemia, Myeloid, Chronic, Atypical, BCR-ABL Negative | 
| Leukemia, Myeloid, Chronic-Phase | 
| Leukemia, Myeloid, Naegeli-Type use Leukemia, Myelomonocytic, Acute | 
| Leukemia, Myeloid, Philadelphia-Negative use Leukemia, Myeloid, Chronic, Atypical, BCR-ABL Negative | 
| Leukemia, Myeloid, Schilling-Type use Leukemia, Monocytic, Acute | 
| Leukemia, Myeloid, Stable-Phase use Leukemia, Myeloid, Chronic-Phase | 
| Leukemia, Myelomonocytic, Acute | 
| Leukemia, Myelomonocytic, Chronic | 
| Leukemia, Myelomonocytic, Juvenile | 
| Leukemia, Natural Killer Cell Large Granular Lymphocytic use Leukemia, Large Granular Lymphocytic | 
| Leukemia, Neutrophilic, Chronic | 
| Leukemia, Nonlymphocytic, Acute use Leukemia, Myeloid, Acute | 
| Leukemia, Plasma Cell | 
| Leukemia, Plasmacytic use Leukemia, Plasma Cell | 
| Leukemia, Pre-B-Cell use Precursor B-Cell Lymphoblastic Leukemia-Lymphoma | 
| Leukemia, Progranulocytic use Leukemia, Promyelocytic, Acute | 
| Leukemia, Prolymphocytic | 
| Leukemia, Prolymphocytic, B-Cell | 
| Leukemia, Prolymphocytic, T-Cell | 
| Leukemia, Promyelocytic, Acute | 
| Leukemia, Radiation-Induced | 
| Leukemia, Smoldering use Anemia, Refractory, with Excess of Blasts | 
| Leukemia, T-Cell | 
| Leukemia, T-Cell Large Granular Lymphocytic use Leukemia, Large Granular Lymphocytic | 
| Leukemia, T-Cell, Acute use Leukemia-Lymphoma, Adult T-Cell | 
| Leukemia, T-Cell, Chronic use Leukemia, Prolymphocytic, T-Cell | 
| Leukemia-Lymphoma Virus Antibodies, Human T-Cell use Deltaretrovirus Antibodies | 
| Leukemia-Lymphoma Virus Antigens, Human T-Cell use Deltaretrovirus Antigens | 
| Leukemia-Lymphoma Virus I Antibodies, Human T-Cell use HTLV-I Antibodies | 
| Leukemia-Lymphoma Virus I Antigens, Human T-Cell use HTLV-I Antigens | 
| Leukemia-Lymphoma Virus II Antibodies, Human T-Cell use HTLV-II Antibodies | 
| Leukemia-Lymphoma Virus II Antigens, Human T-Cell use HTLV-II Antigens | 
| Leukemia-Lymphoma, Adult T-Cell | 
| Leukemic Gene Expression Regulation use Gene Expression Regulation, Leukemic | 
| Leukemic Infiltration | 
| Leukemic Reticuloendotheliosis use Leukemia, Hairy Cell | 
| Leukemogenic Viruses use Retroviridae | 
| Leukemoid Reaction | 
| Leukoaraiosis | 
| Leukocidins | 
| Leukocytapheresis use Leukapheresis | 
| Leukocyte Adherence Inhibition Test | 
| Leukocyte Adhesion Molecules use Cell Adhesion Molecules | 
| Leukocyte Adhesion Protein p150,95 use Integrin alphaXbeta2 | 
| Leukocyte Antigens use HLA Antigens | 
| Leukocyte Common Antigens use Antigens, CD45 | 
| Leukocyte Count | 
| Leukocyte Count, Differential use Leukocyte Count | 
| Leukocyte Culture Test, Mixed use Lymphocyte Culture Test, Mixed | 
| Leukocyte Differentiation Antigens, Human use Antigens, CD | 
| Leukocyte Disorders | 
| Leukocyte Elastase | 
| Leukocyte Function Associated Antigen-1 use Lymphocyte Function-Associated Antigen-1 | 
| Leukocyte L1 Antigen Complex | 
| Leukocyte L1 Protein use Leukocyte L1 Antigen Complex | 
| Leukocyte Migration Inhibition Tests use Cell Migration Assays, Leukocyte | 
| Leukocyte Migration Test use Cell Migration Assays, Leukocyte | 
| Leukocyte Migration-Inhibitory Factors | 
| Leukocyte Number use Leukocyte Count | 
| Leukocyte Reduction Procedures | 
| Leukocyte Rolling | 
| Leukocyte Transfusion | 
| Leukocyte-Adhesion Deficiency Syndrome | 
| Leukocyte-Adhesion Receptors use Receptors, Leukocyte-Adhesion | 
| Leukocytes | 
| Leukocytes, Mononuclear | 
| Leukocytes, Polymorphonuclear use Neutrophils | 
| Leukocytopenia use Leukopenia | 
| Leukocytosis | 
| Leukodystrophy, Globoid Cell | 
| Leukodystrophy, Metachromatic | 
| Leukodystrophy, Spongiform use Canavan Disease | 
| Leukoedema, Oral | 
| Leukoencephalitis, Acute Hemorrhagic | 
| Leukoencephalitis, Subacute Sclerosing use Subacute Sclerosing Panencephalitis | 
| Leukoencephalopathy Syndrome, Posterior use Posterior Leukoencephalopathy Syndrome | 
| Leukoencephalopathy, Progressive Multifocal | 
| Leukoencephalopathy, Subcortical use Dementia, Vascular | 
| Leukokeratosis, Hereditary Mucosal | 
| Leukoma use Corneal Opacity | 
| Leukomalacia, Periventricular | 
| Leukopenia | 
| Leukopheresis use Leukapheresis | 
| Leukoplakia | 
| Leukoplakia, Hairy | 
| Leukoplakia, Oral | 
| Leukopoiesis | 
| Leukorrhea | 
| Leukosis Virus, Avian use Avian leukosis virus | 
| Leukosis, Avian use Avian Leukosis | 
| Leukosis, Bovine use Enzootic Bovine Leukosis | 
| Leukostasis | 
| Leukostasis Syndrome use Leukostasis | 
| Leukotaxis use Chemotaxis, Leukocyte | 
| Leukotomy use Psychosurgery | 
| Leukotriene A4 | 
| Leukotriene Antagonists | 
| Leukotriene B4 | 
| Leukotriene B4 Receptors use Receptors, Leukotriene B4 | 
| Leukotriene C4 | 
| Leukotriene D4 | 
| Leukotriene E4 | 
| Leukotriene Receptor Antagonists use Leukotriene Antagonists | 
| Leukotriene Receptors use Receptors, Leukotriene | 
| Leukotrienes | 
| Leukovirus Proteins use Retroviridae Proteins | 
| Leukoviruses use Retroviridae | 
| Leupeptins | 
| Leuprolide | 
| Leuprorelin use Leuprolide | 
| Leurocristine use Vincristine | 
| Leuzea | 
| Levallorphan | 
| Levamethadyl use Methadyl Acetate | 
| Levamisole | 
| Levans use Fructans | 
| Levarterenol use Norepinephrine | 
| Levcromakalim use Cromakalim | 
| Level of Health use Health Status | 
| Levico Aqua | 
| Levisticum | 
| Levisticum officinale | 
| Leviviridae | 
| Levivirus | 
| Levo-Gularic Acid use Glucaric Acid | 
| Levoamphetamine use Amphetamine | 
| Levobunolol | 
| Levocardia | 
| Levodopa | 
| Levofloxacin use Ofloxacin | 
| Levomeprazin use Methotrimeprazine | 
| Levomepromazine use Methotrimeprazine | 
| Levomepromazinum | 
| Levomycetin use Chloramphenicol | 
| Levonorepinephrine use Norepinephrine | 
| Levonorgestrel | 
| Levopropoxyphene | 
| Levorin use Candicidin | 
| Levorphan use Levorphanol | 
| Levorphanol | 
| Levotetramisole use Levamisole | 
| Levothyroxine use Thyroxine | 
| Levulinic Acids | 
| Levulose use Fructose | 
| Lewandowsky-Lutz Disease use Epidermodysplasia Verruciformis | 
| Lewis Blood-Group System | 
| Lewis System use Lewis Blood-Group System | 
| Lewis X Antigen use Antigens, CD15 | 
| Lewy Bodies | 
| Lewy Body Disease | 
| Lewy Body Parkinson Disease use Parkinson Disease | 
| Leydig Cell Tumor | 
| Leydig Cells | 
| Lhermitte-Duclos Disease use Hamartoma Syndrome, Multiple | 
| Li-Fraumeni Syndrome | 
| Liability, Legal | 
| Lian qiao use Forsythia | 
| Liatris spicata | 
| Liberia | 
| Liberian Mongoose use Herpestidae | 
| Liberiictis use Herpestidae | 
| Liberty use Freedom | 
| Libido | 
| Libman-Sacks Disease use Lupus Erythematosus, Systemic | 
| Libocedrus | 
| Librarians | 
| Librarianship use Library Science | 
| Libraries | 
| Libraries, Dental | 
| Libraries, Digital | 
| Libraries, Health Science use Libraries, Medical | 
| Libraries, Hospital | 
| Libraries, Medical | 
| Libraries, Nursing | 
| Library Administration | 
| Library Associations | 
| Library Automation | 
| Library Collection Development | 
| Library Materials | 
| Library Schools | 
| Library Science | 
| Library Services | 
| Library Surveys | 
| Library Technical Services | 
| Libya | 
| Lice | 
| Lice Infestations | 
| Lice, Plant use Aphids | 
| Licenses use Licensure | 
| Licensure | 
| Licensure, Dental | 
| Licensure, Hospital | 
| Licensure, Institutional, Personnel use Licensure | 
| Licensure, Medical | 
| Licensure, Nursing | 
| Licensure, Pharmacy | 
| Lichen Myxedematosus use Scleromyxedema | 
| Lichen Nitidus | 
| Lichen Planus | 
| Lichen Planus, Oral | 
| Lichen Ruber Planus use Lichen Planus | 
| Lichen Sclerosus use Lichen Sclerosus et Atrophicus | 
| Lichen Sclerosus et Atrophicus | 
| Lichen Simplex Chronicus use Neurodermatitis | 
| Lichen islandicus use Cetraria islandica | 
| Lichenic Acid use Fumaricum Acidum | 
| Licheniform Eruptions use Lichenoid Eruptions | 
| Lichenoid Eruptions | 
| Lichens | 
| Licorice use Glycyrrhiza | 
| Lidocaine | 
| Lidoflazine | 
| Lie Detection | 
| Liechtenstein | 
| Life | 
| Life Care Centers, Retirement use Housing for the Elderly | 
| Life Change Events | 
| Life Cycle use Life Cycle Stages | 
| Life Cycle Stages | 
| Life Expectancy | 
| Life Expectancy at Birth | 
| Life Experiences use Life Change Events | 
| Life Islands use Patient Isolators | 
| Life Sciences use Biological Sciences | 
| Life Stress use Stress, Psychological | 
| Life Style | 
| Life Support Care | 
| Life Support Systems | 
| Life Support Systems, Regenerative use Ecological Systems, Closed | 
| Life Support, Advanced Cardiac use Advanced Cardiac Life Support | 
| Life Table Analysis use Life Tables | 
| Life Table Methods use Life Tables | 
| Life Table Models use Life Tables | 
| Life Tables | 
| Life Valuation, Economic use Value of Life | 
| Life-Breath (Philosophy) use Qi | 
| Lifting | 
| Ligamenta Flava use Ligamentum Flavum | 
| Ligaments | 
| Ligaments, Articular | 
| Ligaments, Collateral use Collateral Ligaments | 
| Ligaments, Lateral use Collateral Ligaments | 
| Ligamentum Collaterale Tibiale use Medial Collateral Ligament, Knee | 
| Ligamentum Flavum | 
| Ligamentum Laterale Articulationis Talocruralis use Lateral Ligament, Ankle | 
| Ligamentum Longitudinale use Longitudinal Ligaments | 
| Ligamentum Patellae use Patellar Ligament | 
| Ligandins use Glutathione Transferase | 
| Ligands | 
| Ligaria cuneifolia use Loranthaceae | 
| Ligase Chain Reaction | 
| Ligases | 
| Ligation | 
| Ligation, Tubal use Sterilization, Tubal | 
| Light | 
| Light Adaptation use Adaptation, Ocular | 
| Light Coagulation | 
| Light Metals use Metals, Light | 
| Light Sensitivity use Photophobia | 
| Light Signal Transduction use Phototransduction | 
| Light Therapy use Phototherapy | 
| Light, Visible use Light | 
| Light-Harvesting Protein Complexes | 
| Lightheadedness use Dizziness | 
| Lighting | 
| Lightning | 
| Lightning Injuries | 
| Lightning Stroke use Lightning Injuries | 
| Lignac-Fanconi Syndrome use Fanconi Syndrome | 
| Lignans | 
| Lignin | 
| Lignocaine use Lidocaine | 
| Ligusticum | 
| Ligustrum | 
| Ligustrum lucidum use Ligustrum | 
| Likelihood Functions | 
| Liliaceae | 
| Lilium | 
| Lilium album | 
| Lilium superbum | 
| Lilium tigrinum | 
| Lily use Lilium | 
| Lily, Peruvian use Alstroemeria | 
| Lily, Water use Nymphaea | 
| Lily, Yellow Pond use Nuphar | 
| Lily-of-the-Valley use Convallaria | 
| Lilyturf use Liriope Plant | 
| Lim Kinases | 
| Limb Buds | 
| Limb Cramp use Muscle Cramp | 
| Limb Deformities, Congenital | 
| Limb Prosthesis use Artificial Limbs | 
| Limb Salvage | 
| Limbic Encephalitis | 
| Limbic System | 
| Limbs use Extremities | 
| Limbs, Artificial use Artificial Limbs | 
| Limbus Corneae | 
| Lime and Plaster Industry | 
| Lime, Australian Wild use Rutaceae | 
| Limes use Citrus aurantiifolia | 
| Limex ater | 
| Limit Dextrinosis use Glycogen Storage Disease Type III | 
| Limitans Nucleus use Posterior Thalamic Nuclei | 
| Limitation of Activity, Chronic use Activities of Daily Living | 
| Limnobium use Hydrocharitaceae | 
| Limnological Resources use Water Resources | 
| Limnology | 
| Limonins | 
| Limonium use Plumbaginaceae | 
| Limonoids use Limonins | 
| Limulus use Horseshoe Crabs | 
| Limulus Test | 
| Limulus cyclops | 
| Limulus polyphemus use Horseshoe Crabs | 
| Linac Radiosurgery use Radiosurgery | 
| Linaceae | 
| Linaria | 
| Linaria vulgaris | 
| Lincolnensin use Lincomycin | 
| Lincomycin | 
| Lindane | 
| Lindau Disease use von Hippel-Lindau Disease | 
| Linden use Tilia | 
| Lindera | 
| Linear Accelerator Radiosurgery use Radiosurgery | 
| Linear Accelerators use Particle Accelerators | 
| Linear Energy Transfer | 
| Linear Models | 
| Linear Regression use Linear Models | 
| Linear Skull Fracture use Skull Fractures | 
| Linens use Bedding and Linens | 
| Lingonberry use Vaccinium vitis-idaea | 
| Lingual Bone use Hyoid Bone | 
| Lingual Frenum | 
| Lingual Goiter | 
| Lingual Nerve | 
| Lingual Thyroid | 
| Lingual-Facial-Buccal Dyskinesia use Movement Disorders | 
| Linguistics | 
| Liniments | 
| Linings | 
| Linitis Plastica | 
| Linkage (Genetics) | 
| Linkage Disequilibrium | 
| Linkage Mapping use Chromosome Mapping | 
| Linker-Insertion Mutagenesis use Mutagenesis, Insertional | 
| Linognathus use Anoplura | 
| Linoleate use Linoleic Acid | 
| Linoleic Acid | 
| Linoleic Acids | 
| Linoleic Acids, Conjugated | 
| Linolenic Acid use alpha-Linolenic Acid | 
| Linolenic Acids | 
| Linoleoyl-CoA Desaturase | 
| Linseed use Flax | 
| Linseed Oil | 
| Linum use Flax | 
| Linum catharticum | 
| Linum usitatissimum | 
| Linuron | 
| Lions | 
| Liothyronine use Triiodothyronine | 
| Lip | 
| Lip Cancer use Lip Neoplasms | 
| Lip Diseases | 
| Lip Neoplasms | 
| Lip Piercing use Body Piercing | 
| Lip Products | 
| Lip Protectors use Lip Products | 
| Lip Shine use Lip Products | 
| Lipase | 
| Lipectomy | 
| Lipemia-Clearing Factor use Lipoprotein Lipase | 
| Lipid A | 
| Lipid Bilayers | 
| Lipid Emulsions, Intravenous use Fat Emulsions, Intravenous | 
| Lipid Metabolism | 
| Lipid Metabolism Disorders | 
| Lipid Metabolism, Inborn Errors | 
| Lipid Mobilization | 
| Lipid Peroxidation | 
| Lipid Peroxides | 
| Lipid Rafts, Cell Membrane use Membrane Microdomains | 
| Lipidoses | 
| Lipidosis use Lipidoses | 
| Lipids | 
| Lipliner use Lip Products | 
| Lipoamide Dehydrogenase use Dihydrolipoamide Dehydrogenase | 
| Lipocalin 1 | 
| Lipocalins | 
| Lipochondrodystrophy use Mucopolysaccharidosis I | 
| Lipocortin I use Annexin A1 | 
| Lipocortin II use Annexin A2 | 
| Lipocortin III use Annexin A3 | 
| Lipocortin IV use Annexin A4 | 
| Lipocortin VI use Annexin A6 | 
| Lipocortins use Annexins | 
| Lipodystrophy | 
| Lipodystrophy, Congenital Generalized | 
| Lipodystrophy, Familial Partial | 
| Lipodystrophy, Intestinal use Whipple Disease | 
| Lipofuscin | 
| Lipogenesis | 
| Lipoic Acid use Thioctic Acid | 
| Lipoid Proteinosis of Urbach and Wiethe | 
| Lipoidosis use Lipidoses | 
| Lipolysis | 
| Lipolysis, Suction use Lipectomy | 
| Lipoma | 
| Lipoma, Pleomorphic use Lipoma | 
| Lipomatosis | 
| Lipomatosis, Multiple Symmetrical | 
| Lipomucopolysaccharidosis use Mucolipidoses | 
| Lipopolysaccharide Receptors use Antigens, CD14 | 
| Lipopolysaccharides | 
| Lipoprotein Deficiency Disease, HDL, Familial use Hypoalphalipoproteinemias | 
| Lipoprotein LDL Receptors use Receptors, LDL | 
| Lipoprotein Lipase | 
| Lipoprotein Lipase Deficiency, Familial use Hyperlipoproteinemia Type I | 
| Lipoprotein Receptors use Receptors, Lipoprotein | 
| Lipoprotein(a) | 
| Lipoprotein-X | 
| Lipoproteinosis use Lipoid Proteinosis of Urbach and Wiethe | 
| Lipoproteins | 
| Lipoproteins, HDL | 
| Lipoproteins, HDL2 | 
| Lipoproteins, HDL3 | 
| Lipoproteins, IDL | 
| Lipoproteins, LDL | 
| Lipoproteins, VLDL | 
| Liposarcoma | 
| Liposarcoma, Dedifferentiated use Liposarcoma | 
| Liposarcoma, Myxoid | 
| Liposarcoma, Pleomorphic use Liposarcoma | 
| Liposomes | 
| Liposuction use Lipectomy | 
| Lipothrixviridae | 
| Lipotropic Agents | 
| Lipotropic Factors use Lipotropic Agents | 
| Lipotropin use beta-Lipotropin | 
| Lipoxidase use Lipoxygenase | 
| Lipoxin Receptors use Receptors, Lipoxin | 
| Lipoxins | 
| Lipoxygenase | 
| Lipoxygenase Inhibitors | 
| Lipoylation | 
| Lippia | 
| Lippia mexicana | 
| Lippspringe Aqua | 
| Lipreading | 
| Lipsticks use Lip Products | 
| Liquefaction | 
| Liquid Compounds Ready for Consumption | 
| Liquid Crystals | 
| Liquid Eyeliners use Products for Eye Areas | 
| Liquid Paraffin use Mineral Oil | 
| Liquid Ventilation | 
| Liquid and Creamy Makeup Foundation use Products for Facial Makeup | 
| Liquidambar | 
| Liriodendron | 
| Liriope Plant | 
| Liriope muscari use Liriope Plant | 
| Liriope spicatum use Liriope Plant | 
| Liriope tetraphylla use Hydrozoa | 
| Lisinopril | 
| Lissamine Green Dyes | 
| Lissencephalies, Classical use Classical Lissencephalies and Subcortical Band Heterotopias | 
| Lissencephaly | 
| Lissencephaly Type 2 use Cobblestone Lissencephaly | 
| Lissencephaly, Type 1 use Classical Lissencephalies and Subcortical Band Heterotopias | 
| Lissencephaly, X-Linked use Classical Lissencephalies and Subcortical Band Heterotopias | 
| Lissencephaly-Subcortical Band Heterotopia use Classical Lissencephalies and Subcortical Band Heterotopias | 
| Lissodelphis use Dolphins | 
| List of Tobacco-Derived Products | 
| Listeria | 
| Listeria Infections | 
| Listeria monocytogenes | 
| Listonella | 
| Lisuride | 
| Litchi | 
| Literacy Programs use Education | 
| Literature | 
| Literature, Medieval | 
| Literature, Modern | 
| Lithiasis | 
| Lithium | 
| Lithium Bromatum | 
| Lithium Carbonate | 
| Lithium Carbonicum | 
| Lithium Chloride | 
| Lithium Compounds | 
| Lithium Lacticum | 
| Lithium Muriaticum | 
| Lithium Salicylicum | 
| Lithocholate use Lithocholic Acid | 
| Lithocholic Acid | 
| Lithocholyltaurine use Taurolithocholic Acid | 
| Litholapaxy use Lithotripsy | 
| Lithology | 
| Lithospermum | 
| Lithosphere | 
| Lithostathine | 
| Lithotripsy | 
| Lithotripsy, Laser | 
| Lithrea use Anacardiaceae | 
| Lithuania | 
| Litigation use Jurisprudence | 
| Litomosoides use Filarioidea | 
| Litoral use Coasts | 
| Litoral Pollution use Coastal Pollution | 
| Litsea | 
| Litter Bins use Solid Waste Recipients | 
| Litter Size | 
| Little Disease use Cerebral Palsy | 
| Littoral Zone use Intertidal Zone | 
| Live Birth | 
| Live Birth Certificate use Birth Certificates | 
| Live Births use Live Birth | 
| Liveborn use Live Birth | 
| Livedo Reticularis | 
| Livedo Reticularis, Systemic Involvement use Sneddon Syndrome | 
| Liver | 
| Liver Abscess | 
| Liver Abscess, Amebic | 
| Liver Abscess, Pyogenic | 
| Liver Cancer use Liver Neoplasms | 
| Liver Cell Adhesion Molecules use Cadherins | 
| Liver Cells use Hepatocytes | 
| Liver Circulation | 
| Liver Cirrhosis | 
| Liver Cirrhosis, Alcoholic | 
| Liver Cirrhosis, Biliary | 
| Liver Cirrhosis, Experimental | 
| Liver Cirrhosis, Obstructive use Liver Cirrhosis, Biliary | 
| Liver Diseases | 
| Liver Diseases, Alcoholic | 
| Liver Diseases, Parasitic | 
| Liver Extracts | 
| Liver Failure | 
| Liver Failure, Acute | 
| Liver Failure, Fulminant use Liver Failure, Acute | 
| Liver Fibrosis use Liver Cirrhosis | 
| Liver Fluke use Fasciola hepatica | 
| Liver Function Tests | 
| Liver Glycogen | 
| Liver Microsomes use Microsomes, Liver | 
| Liver Mitochondria use Mitochondria, Liver | 
| Liver Neoplasms | 
| Liver Neoplasms, Experimental | 
| Liver Regeneration | 
| Liver Transplantation | 
| Liver, Artificial | 
| Liverworts use Hepatophyta | 
| Livestock use Animals, Domestic | 
| Livestock Industry | 
| Livestock Production use Livestock Industry | 
| Livestock Raising use Livestock Industry | 
| Living Conditions use Social Conditions | 
| Living Donors | 
| Living Wills | 
| Livor Mortis use Postmortem Changes | 
| Lixiviated use Percolating Liquid | 
| Lixiviation use Percolation | 
| Lizards | 
| Ljungan Virus use Parechovirus | 
| Llamas use Camelids, New World | 
| Loa | 
| Loa loa use Loa | 
| Loaches use Cypriniformes | 
| Load-Bearing use Weight-Bearing | 
| Loaiasis use Loiasis | 
| Loasa tricolor | 
| Lobar Atrophy (Brain) use Pick Disease of the Brain | 
| Lobar Holoprosencephaly use Holoprosencephaly | 
| Lobar Pneumonia use Pneumonia, Pneumococcal | 
| Lobbying | 
| Lobelia | 
| Lobelia acetum | 
| Lobelia cardinalis | 
| Lobelia coerulea use Lobelia syphilitica | 
| Lobelia dortmanna | 
| Lobelia erinus | 
| Lobelia inflata | 
| Lobelia purpurascens | 
| Lobelia syphilitica | 
| Lobeline | 
| Lobelinum | 
| Loblolly Pine use Pinus taeda | 
| Lobopodia use Pseudopodia | 
| Lobosea | 
| Lobotomy use Psychosurgery | 
| Lobstein Disease use Osteogenesis Imperfecta | 
| Lobsters, Clawed use Nephropidae | 
| Lobsters, Spiny use Palinuridae | 
| Local Area Networks | 
| Local Building Material | 
| Local Committees for Emergencies | 
| Local Development | 
| Local Disease | 
| Local Government | 
| Local Health Systems | 
| Local Lymph Node Assay | 
| Local Resources Uses | 
| Local Strategies | 
| Localization use Site Selection | 
| Location use Site Selection | 
| Location Directories and Signs | 
| Locked-In Syndrome use Quadriplegia | 
| Lockjaw use Trismus | 
| Locomotion | 
| Locomotion, Cell use Cell Movement | 
| Locomotor Activity use Motor Activity | 
| Locomotor Ataxia use Tabes Dorsalis | 
| Locoweed, White use Oxytropis | 
| Locus Coeruleus | 
| Locus Control Region | 
| Locus of Control use Internal-External Control | 
| Locust Tree use Acacia | 
| Locust, Black use Robinia | 
| Locusta migratoria | 
| Locusts use Grasshoppers | 
| Lod Score | 
| Lodged | 
| Lodging use Sheltering | 
| Loeffler Syndrome use Pulmonary Eosinophilia | 
| Loeffler's Endocarditis use Hypereosinophilic Syndrome | 
| Lofepramine | 
| Log-Linear Models use Linear Models | 
| Loganiaceae | 
| Logic | 
| Logic, Fuzzy use Fuzzy Logic | 
| Logical Observation Identifiers Names and Codes | 
| Logistic Models | 
| Logistic Regression use Logistic Models | 
| Logistics | 
| Logit Models use Logistic Models | 
| Loiasis | 
| Loligo | 
| Lolium | 
| Lolium temulentum | 
| Loma | 
| Lomustine | 
| Lon Protease use Protease La | 
| London | 
| Loneliness | 
| Long Interspersed DNA Sequence Elements use Long Interspersed Nucleotide Elements | 
| Long Interspersed Nucleotide Elements | 
| Long QT Syndrome | 
| Long QT Syndrome 1 use Romano-Ward Syndrome | 
| Long Terminal Repeat use Terminal Repeat Sequences | 
| Long Terminal Repeat, HIV use HIV Long Terminal Repeat | 
| Long-Acting Thyroid Stimulator | 
| Long-Chain Acyl CoA use Acyl Coenzyme A | 
| Long-Chain-Acyl-CoA Dehydrogenase use Acyl-CoA Dehydrogenase, Long-Chain | 
| Long-Evans Cinnamon Rats use Rats, Inbred LEC | 
| Long-Lasting Calcium Channels use Calcium Channels, L-Type | 
| Long-Nosed Potoroo use Potoroidae | 
| Long-Nosed Rat Kangaroo use Potoroidae | 
| Long-Term Care | 
| Long-Term Care Insurance use Insurance, Long-Term Care | 
| Long-Term Potentiation | 
| Long-Term Survivors use Survivors | 
| Long-Term Survivors, HIV use HIV Long-Term Survivors | 
| Long-Term Synaptic Depression | 
| Long-term Effect | 
| Longevity | 
| Longitude use Geographic Longitude | 
| Longitudinal Ligaments | 
| Longitudinal Studies | 
| Longitudinal Wave use p Wave | 
| Lonicera | 
| Lonicera caprifolium | 
| Lonicera pericylmenum | 
| Lonicera xylosteum | 
| Lontra use Otters | 
| Loofah use Luffa | 
| Loop Ileostomy use Ileostomy | 
| Loop of Henle | 
| Loose Bodies, Joint use Joint Loose Bodies | 
| Loosestrife use Lythrum | 
| Loperamide | 
| Lophocebus use Cercocebus | 
| Lophophora williamsii use Anhalonium lewinii | 
| Lopramine use Lofepramine | 
| Loquat Tree use Eriobotrya | 
| Loquats use Eriobotrya | 
| Lorajmine use Ajmaline | 
| Loranthaceae | 
| Loratadine | 
| Lorazepam | 
| Lordosis | 
| Loris, Slow use Lorisidae | 
| Lorisidae | 
| Lorr's Inpatient Multidimensional Psychiatric Rating Scale use Psychiatric Status Rating Scales | 
| Los Angeles | 
| Losartan | 
| Loss of Heterozygosity | 
| Lotions for the Eye Area use Products for Eye Areas | 
| Lotus | 
| Lou Gehrig Disease use Amyotrophic Lateral Sclerosis | 
| Loudness Perception | 
| Loudness Recruitment use Hyperacusis | 
| Loudness Recruitment Detection use Recruitment Detection, Audiologic | 
| Louis-Bar Syndrome use Ataxia Telangiectasia | 
| Louisiana | 
| Louping Ill | 
| Louping ill virus use Encephalitis Viruses, Tick-Borne | 
| Lovage use Levisticum | 
| Lovage, Alpine use Ligusticum | 
| Lovastatin | 
| Love | 
| Love Waves use Surface Waves | 
| Love and Raleigh Waves use Surface Waves | 
| Lovebirds use Agapornis | 
| Low Back Pain | 
| Low Calorie Drinks use Dietetic Beverages | 
| Low Cardiac Output use Cardiac Output, Low | 
| Low Cardiac Output Syndrome use Cardiac Output, Low | 
| Low Cost use Low Cost Technology | 
| Low Cost Technology | 
| Low Density Lipoprotein-Related Proteins use LDL-Receptor Related Proteins | 
| Low Gravity use Hypogravity | 
| Low Molecular Weight Nuclear RNA use RNA, Small Nuclear | 
| Low Potencies | 
| Low Pressure | 
| Low Sperm Count use Oligospermia | 
| Low T3 Syndrome use Euthyroid Sick Syndromes | 
| Low-Cost Housing | 
| Low-Cost Sewerage use Simplified Sewerage | 
| Low-Density Lipoprotein Receptor-Related Protein-2 use LDL-Receptor Related Protein 2 | 
| Low-Density Lipoproteins use Lipoproteins, LDL | 
| Low-Income Population use Poverty | 
| Low-Molecular-Weight Heparin use Heparin, Low-Molecular-Weight | 
| Low-Molecular-Weight Kininogen use Kininogen, Low-Molecular-Weight | 
| Low-Protein Diet use Diet, Protein-Restricted | 
| Lowe Syndrome use Oculocerebrorenal Syndrome | 
| Lower Body Negative Pressure | 
| Lower Esophageal Sphincter use Esophageal Sphincter, Lower | 
| Lower Extremity | 
| Lower Extremity Deformities, Congenital | 
| Lower Gastrointestinal Tract | 
| Lower Jaw use Mandible | 
| Lower Limb Deformities, Congenital use Lower Extremity Deformities, Congenital | 
| Lower Nephron Nephrosis use Kidney Tubular Necrosis, Acute | 
| Lown-Ganong-Levine Syndrome | 
| Loxapine | 
| Loxapinsuccinate use Loxapine | 
| Lubricant use Lubricants | 
| Lubricant Oils | 
| Lubricants | 
| Lubrication | 
| Lucanthone | 
| Lucensomycin | 
| Lucerne use Medicago sativa | 
| Luciferase use Luciferases | 
| Luciferases | 
| Luciferases, Bacterial | 
| Luciferases, Firefly | 
| Luciferases, Renilla | 
| Lucimycin use Lucensomycin | 
| Lucke Tumor Virus use Herpesvirus 1, Ranid | 
| Ludwig's Angina | 
| Ludwigia use Onagraceae | 
| Luetism use Syphilinism | 
| Luffa | 
| Luffa actangula | 
| Luffa operculata | 
| Luffa purgans use Luffa operculata | 
| Luliberin use Gonadotropin-Releasing Hormone | 
| Luliberin Receptors use Receptors, LHRH | 
| Lumbago use Low Back Pain | 
| Lumbar Manipulation use Manipulation, Spinal | 
| Lumbar Plexus use Lumbosacral Plexus | 
| Lumbar Puncture use Spinal Puncture | 
| Lumbar Region use Lumbosacral Region | 
| Lumbar Vertebrae | 
| Lumber Industry | 
| Lumbosacral Plexus | 
| Lumbosacral Region | 
| Lumbricus use Oligochaeta | 
| Lumbricus terrestris use Oligochaeta | 
| Lumicolchicines | 
| Luminescence | 
| Luminescence, Physical use Luminescence | 
| Luminescent Agents | 
| Luminescent Measurements | 
| Luminescent Proteins | 
| Luminol | 
| Lumpectomy use Mastectomy, Segmental | 
| Lumpy Skin Disease | 
| Lumpy skin disease virus | 
| Lunar Cycle use Moon | 
| Lunar Phases use Moon | 
| Lunate Bone | 
| Lundborg-Unverricht Syndrome use Unverricht-Lundborg Syndrome | 
| Lung | 
| Lung Abscess | 
| Lung Cancer use Lung Neoplasms | 
| Lung Capacities use Lung Volume Measurements | 
| Lung Capacity, Total use Total Lung Capacity | 
| Lung Compliance | 
| Lung Diseases | 
| Lung Diseases, Fungal | 
| Lung Diseases, Interstitial | 
| Lung Diseases, Obstructive | 
| Lung Diseases, Parasitic | 
| Lung Function Tests use Respiratory Function Tests | 
| Lung Inflammation use Pneumonia | 
| Lung Injury, Acute use Respiratory Distress Syndrome, Adult | 
| Lung Lavage use Bronchoalveolar Lavage | 
| Lung Lavage Fluid use Bronchoalveolar Lavage Fluid | 
| Lung Neoplasms | 
| Lung Sounds use Respiratory Sounds | 
| Lung Transplantation | 
| Lung Volume Measurements | 
| Lung Volume Reduction use Pneumonectomy | 
| Lung Water, Extravascular use Extravascular Lung Water | 
| Lung, Hyperlucent | 
| Lungwort use Pulmonaria | 
| Lupine use Lupinus | 
| Lupinus | 
| Lupulinum | 
| Lupulone use Lupulinum | 
| Lupulus humulus | 
| Lupus Anticoagulant use Lupus Coagulation Inhibitor | 
| Lupus Coagulation Inhibitor | 
| Lupus Erythematosus Disseminatus use Lupus Erythematosus, Systemic | 
| Lupus Erythematosus Profundus use Panniculitis, Lupus Erythematosus | 
| Lupus Erythematosus, Chronic Cutaneous use Lupus Erythematosus, Discoid | 
| Lupus Erythematosus, Cutaneous | 
| Lupus Erythematosus, Cutaneous, Chronic use Lupus Erythematosus, Discoid | 
| Lupus Erythematosus, Cutaneous, Subacute use Lupus Erythematosus, Cutaneous | 
| Lupus Erythematosus, Discoid | 
| Lupus Erythematosus, Subacute Cutaneous use Lupus Erythematosus, Cutaneous | 
| Lupus Erythematosus, Systemic | 
| Lupus Glomerulonephritis use Lupus Nephritis | 
| Lupus Nephritis | 
| Lupus Panniculitis use Panniculitis, Lupus Erythematosus | 
| Lupus Vasculitis, Central Nervous System | 
| Lupus Vulgaris | 
| Lurcher Mice use Mice, Neurologic Mutants | 
| Luria-Nebraska Neuropsychological Battery | 
| Luteal Cells | 
| Luteal Maintenance use Corpus Luteum Maintenance | 
| Luteal Phase | 
| Luteal Regression use Luteolysis | 
| Lutein | 
| Lutein Cells use Luteal Cells | 
| Luteinization | 
| Luteinizing Hormone | 
| Luteinizing Hormone Receptors use Receptors, LH | 
| Luteinizing Hormone, Inappropriate Secretion use Hyperpituitarism | 
| Luteinizing Hormone, alpha Subunit use Glycoprotein Hormones, alpha Subunit | 
| Luteinizing Hormone, beta Subunit | 
| Luteinizing Hormone-Releasing Hormone use Gonadotropin-Releasing Hormone | 
| Lutembacher Syndrome | 
| Luteolin | 
| Luteolysis | 
| Luteolytic Agents | 
| Luteoma | 
| Luteoviridae | 
| Luteovirus | 
| Lutetium | 
| Lutheran Blood-Group System | 
| Luting Agents use Dental Cements | 
| Lutra use Otters | 
| Lutropin use Luteinizing Hormone | 
| Lutropin Receptors use Receptors, LH | 
| Lutropin, beta Subunit use Luteinizing Hormone, beta Subunit | 
| Lutzomyia use Psychodidae | 
| Luxembourg | 
| Ly Antigens use Antigens, Ly | 
| Lyases | 
| Lychee use Litchi | 
| Lychnis | 
| Lychnis githago use Agrostemma githago | 
| Lychnophora use Asteraceae | 
| Lycine use Betaine | 
| Lycium | 
| Lycopersicon esculentum | 
| Lycopodiaceae | 
| Lycopodium | 
| Lycopodium clavatum | 
| Lycopus | 
| Lycopus europaeus | 
| Lycopus virginicus | 
| Lycoremine use Galantamine | 
| Lycoris | 
| Lye | 
| Lyell's Syndrome use Epidermal Necrolysis, Toxic | 
| Lying use Deception | 
| Lyme Borreliosis use Lyme Disease | 
| Lyme Disease | 
| Lyme Disease Spirochete use Borrelia burgdorferi | 
| Lyme Disease Vaccines | 
| Lyme Neuroborreliosis | 
| Lymecycline | 
| Lymnaea | 
| Lymph | 
| Lymph Node Biopsy, Sentinel use Sentinel Lymph Node Biopsy | 
| Lymph Node Dissection use Lymph Node Excision | 
| Lymph Node Excision | 
| Lymph Node Hyperplasia, Giant use Giant Lymph Node Hyperplasia | 
| Lymph Node Syndrome, Mucocutaneous use Mucocutaneous Lymph Node Syndrome | 
| Lymph Nodes | 
| Lymphadenectomy use Lymph Node Excision | 
| Lymphadenitis | 
| Lymphadenitis, Histiocytic Necrotizing use Histiocytic Necrotizing Lymphadenitis | 
| Lymphadenitis, Tuberculous use Tuberculosis, Lymph Node | 
| Lymphadenopathy use Lymphatic Diseases | 
| Lymphadenopathy Syndrome use AIDS-Related Complex | 
| Lymphadenopathy, Immunoblastic use Immunoblastic Lymphadenopathy | 
| Lymphadenopathy-Associated Antibodies use HIV Antibodies | 
| Lymphadenopathy-Associated Antigens use HIV Antigens | 
| Lymphadenopathy-Associated Virus use HIV | 
| Lymphangiectasis | 
| Lymphangiectasis, Intestinal | 
| Lymphangioendothelioma use Lymphangioma | 
| Lymphangioendothelioma, Malignant use Lymphangiosarcoma | 
| Lymphangiogenesis | 
| Lymphangiography use Lymphography | 
| Lymphangioleiomyoma use Lymphangiomyoma | 
| Lymphangioleiomyomatosis | 
| Lymphangioma | 
| Lymphangioma, Cavernous use Lymphangioma | 
| Lymphangioma, Cystic | 
| Lymphangiomyoma | 
| Lymphangiosarcoma | 
| Lymphangitis | 
| Lymphapheresis use Leukapheresis | 
| Lymphatic Abnormalities | 
| Lymphatic Capillaries use Lymphatic Vessels | 
| Lymphatic Cyst use Lymphocele | 
| Lymphatic Diseases | 
| Lymphatic Endothelium use Endothelium, Lymphatic | 
| Lymphatic Filariasis use Elephantiasis, Filarial | 
| Lymphatic Irradiation | 
| Lymphatic Metastasis | 
| Lymphatic Radiation Therapy use Lymphatic Irradiation | 
| Lymphatic Stomata use Peritoneal Stomata | 
| Lymphatic System | 
| Lymphatic Temperament use Temperament | 
| Lymphatic Venules use Lymphatic Vessels | 
| Lymphatic Vessel Tumors | 
| Lymphatic Vessels | 
| Lymphatism use Lymphatic Diseases | 
| Lymphedema | 
| Lymphoblast Transformation use Lymphocyte Activation | 
| Lymphoblastic Leukemia use Precursor Cell Lymphoblastic Leukemia-Lymphoma | 
| Lymphoblastic Leukemia, Acute, T-Cell use Leukemia-Lymphoma, Adult T-Cell | 
| Lymphoblastic Lymphoma use Precursor Cell Lymphoblastic Leukemia-Lymphoma | 
| Lymphocele | 
| Lymphocryptovirus | 
| Lymphocystivirus use Iridoviridae | 
| Lymphocytapheresis use Leukapheresis | 
| Lymphocyte Activation | 
| Lymphocyte Antigen 96 | 
| Lymphocyte Chemoattractant Factor use Interleukin-16 | 
| Lymphocyte Cooperation | 
| Lymphocyte Count | 
| Lymphocyte Count, CD4 use CD4 Lymphocyte Count | 
| Lymphocyte Culture Test, Mixed | 
| Lymphocyte Depletion | 
| Lymphocyte Function Associated Antigen-3 use Antigens, CD58 | 
| Lymphocyte Function-Associated Antigen-1 | 
| Lymphocyte Homing Receptors use Receptors, Lymphocyte Homing | 
| Lymphocyte Immunophenotyping use Immunophenotyping | 
| Lymphocyte Mediators use Lymphokines | 
| Lymphocyte Mitogenic Factor use Interleukin-2 | 
| Lymphocyte Pore-Forming Protein use Perforin | 
| Lymphocyte Specific Protein Tyrosine Kinase p56(lck) | 
| Lymphocyte Stimulation use Lymphocyte Activation | 
| Lymphocyte Stimulatory Antigens, Minor use Minor Lymphocyte Stimulatory Antigens | 
| Lymphocyte Stimulatory Loci, Minor use Minor Lymphocyte Stimulatory Loci | 
| Lymphocyte Subpopulations use Lymphocyte Subsets | 
| Lymphocyte Subsets | 
| Lymphocyte Subtyping use Immunophenotyping | 
| Lymphocyte Transformation use Lymphocyte Activation | 
| Lymphocyte Transfusion | 
| Lymphocyte-Activating Determinants use Minor Lymphocyte Stimulatory Antigens | 
| Lymphocyte-Activating Factor use Interleukin-1 | 
| Lymphocytes | 
| Lymphocytes, Null | 
| Lymphocytes, Tumor-Infiltrating | 
| Lymphocytic Choriomeningitis | 
| Lymphocytic Leukemia use Leukemia, Lymphoid | 
| Lymphocytic Leukemia, Acute use Precursor Cell Lymphoblastic Leukemia-Lymphoma | 
| Lymphocytic Leukemia, Acute, B- and T-Cell use Leukemia, Biphenotypic, Acute | 
| Lymphocytic Leukemia, B-Cell use Leukemia, B-Cell | 
| Lymphocytic Leukemia, Chronic, B-Cell use Leukemia, Lymphocytic, Chronic, B-Cell | 
| Lymphocytic Leukemia, T-Cell use Leukemia, T-Cell | 
| Lymphocytic Leukemia, T-Cell, Acute use Leukemia-Lymphoma, Adult T-Cell | 
| Lymphocytic Lymphoma, Diffuse, Poorly-Differentiated use Lymphoma, Mantle-Cell | 
| Lymphocytic choriomeningitis virus | 
| Lymphocytoma use Pseudolymphoma | 
| Lymphocytopenia use Lymphopenia | 
| Lymphocytosis | 
| Lymphocytotoxic Antibodies use Antilymphocyte Serum | 
| Lymphogranuloma Inguinale use Lymphogranuloma Venereum | 
| Lymphogranuloma Venereum | 
| Lymphogranuloma, Malignant use Hodgkin Disease | 
| Lymphography | 
| Lymphohistiocytosis, Hemophagocytic | 
| Lymphoid Cells use Lymphocytes | 
| Lymphoid Enhancer-Binding Factor 1 | 
| Lymphoid Hyperplasia, Reactive use Pseudolymphoma | 
| Lymphoid Irradiation use Lymphatic Irradiation | 
| Lymphoid Leukemia use Leukemia, Lymphoid | 
| Lymphoid Progenitor Cells | 
| Lymphoid Tissue | 
| Lymphokine-Activated Killer Cells use Killer Cells, Lymphokine-Activated | 
| Lymphokines | 
| Lymphoma | 
| Lymphoma L5178 use Leukemia L5178 | 
| Lymphoma, AIDS-Related | 
| Lymphoma, B-Cell | 
| Lymphoma, B-Cell, Marginal Zone | 
| Lymphoma, Bovine use Enzootic Bovine Leukosis | 
| Lymphoma, Burkitt use Burkitt Lymphoma | 
| Lymphoma, Centrocytic Small-Cell use Lymphoma, Mantle-Cell | 
| Lymphoma, Extranodal NK-T-Cell | 
| Lymphoma, Follicular | 
| Lymphoma, Giant Follicular use Lymphoma, Follicular | 
| Lymphoma, HIV-Related use Lymphoma, AIDS-Related | 
| Lymphoma, Histiocytic, Diffuse use Lymphoma, Large B-Cell, Diffuse | 
| Lymphoma, Immunoblastic, Large-Cell use Lymphoma, Large-Cell, Immunoblastic | 
| Lymphoma, Large B-Cell, Diffuse | 
| Lymphoma, Large-Cell, Anaplastic | 
| Lymphoma, Large-Cell, Immunoblastic | 
| Lymphoma, Large-Cell, Ki-1 use Lymphoma, Large-Cell, Anaplastic | 
| Lymphoma, Lymphoblastic use Precursor Cell Lymphoblastic Leukemia-Lymphoma | 
| Lymphoma, Lymphocytic, Diffuse, Intermediate Differentiated use Lymphoma, Mantle-Cell | 
| Lymphoma, Lymphocytic, Diffuse, Poorly-Differentiated use Lymphoma, Mantle-Cell | 
| Lymphoma, Lymphocytic, Intermediate use Lymphoma, Mantle-Cell | 
| Lymphoma, Lymphoplasmacytoid use Waldenstrom Macroglobulinemia | 
| Lymphoma, Malignant use Lymphoma | 
| Lymphoma, Mantle-Cell | 
| Lymphoma, Mediterranean use Immunoproliferative Small Intestinal Disease | 
| Lymphoma, Mucosa-Associated Lymphoid Tissue use Lymphoma, B-Cell, Marginal Zone | 
| Lymphoma, Nodular use Lymphoma, Follicular | 
| Lymphoma, Non-Hodgkin | 
| Lymphoma, Primary Cutaneous Anaplastic Large Cell | 
| Lymphoma, Primary Effusion | 
| Lymphoma, Small Lymphocytic use Leukemia, Lymphocytic, Chronic, B-Cell | 
| Lymphoma, Small-Cell, Centrocytic use Lymphoma, Mantle-Cell | 
| Lymphoma, T-Cell | 
| Lymphoma, T-Cell, Cutaneous | 
| Lymphoma, T-Cell, Peripheral | 
| Lymphomatoid Granulomatosis | 
| Lymphomatoid Papulosis | 
| Lymphomatosis Virus, Avian use Avian leukosis virus | 
| Lymphopenia | 
| Lymphopoiesis | 
| Lymphoproliferative Disorders | 
| Lymphoproliferative Viruses use Gammaherpesvirinae | 
| Lymphosarcoma, Bovine use Enzootic Bovine Leukosis | 
| Lymphotoxin alpha1, beta2 Heterotrimer | 
| Lymphotoxin beta use Lymphotoxin-beta | 
| Lymphotoxin beta Receptor | 
| Lymphotoxin-alpha | 
| Lymphotoxin-beta | 
| Lynch Syndrome use Colorectal Neoplasms, Hereditary Nonpolyposis | 
| Lynestrenol | 
| Lyngbya Toxins | 
| Lynx | 
| Lyophilization use Freeze Drying | 
| Lypressin use Lysine Vasopressin | 
| Lysergic Acid | 
| Lysergic Acid Diethylamide | 
| Lysergide use Lysergic Acid Diethylamide | 
| Lysichiton use Araceae | 
| Lysimachia use Primulaceae | 
| Lysimachia nummularia | 
| Lysine | 
| Lysine 2-Oxoglutarate Dioxygenase use Procollagen-Lysine, 2-Oxoglutarate 5-Dioxygenase | 
| Lysine Carboxypeptidase | 
| Lysine Hydroxylase use Procollagen-Lysine, 2-Oxoglutarate 5-Dioxygenase | 
| Lysine Vasopressin | 
| Lysine alpha-Ketoglutarate Reductase Deficiency Disease use Hyperlysinemias | 
| Lysine-Specific tRNA use RNA, Transfer, Lys | 
| Lysine-tRNA Ligase | 
| Lysinoalanine | 
| Lysobacter | 
| Lysogeny | 
| Lysolecithin Acyltransferase use 1-Acylglycerophosphocholine O-Acyltransferase | 
| Lysolecithinase use Lysophospholipase | 
| Lysolecithins use Lysophosphatidylcholines | 
| Lysophosphatidic Acid Receptor use Receptors, Lysophosphatidic Acid | 
| Lysophosphatidic Acid Receptors use Receptors, Lysophosphatidic Acid | 
| Lysophosphatidic Acids use Lysophospholipids | 
| Lysophosphatidylcholines | 
| Lysophospholipase | 
| Lysophospholipid Receptors use Receptors, Lysophospholipid | 
| Lysophospholipids | 
| Lysosomal Elastase use Leukocyte Elastase | 
| Lysosomal Enzyme Disorders use Lysosomal Storage Diseases | 
| Lysosomal Membrane Proteins use Lysosome-Associated Membrane Glycoproteins | 
| Lysosomal Protective Protein use Carboxypeptidase C | 
| Lysosomal Storage Diseases | 
| Lysosomal Storage Diseases, Nervous System | 
| Lysosomal alpha-1,4-Glucosidase Deficiency Disease use Glycogen Storage Disease Type II | 
| Lysosomal alpha-Glucosidase use alpha-Glucosidases | 
| Lysosomal alpha-Mannosidase use alpha-Mannosidase | 
| Lysosomal-Associated Membrane Protein 1 | 
| Lysosomal-Associated Membrane Protein 2 | 
| Lysosome-Associated Membrane Glycoproteins | 
| Lysosomes | 
| Lysosphingolipid Receptors use Receptors, Lysosphingolipid | 
| Lysosphingolipids use Sphingolipids | 
| Lysostaphin | 
| Lysozyme use Muramidase | 
| Lyssavirus | 
| Lyssinum | 
| Lysuride Hydrogen Maleate use Lisuride | 
| Lysyl Bradykinin use Kallidin | 
| Lysyl Oxidase use Protein-Lysine 6-Oxidase | 
| Lysyl T RNA Synthetase use Lysine-tRNA Ligase | 
| Lyt 1 Antigen use Antigens, Ly | 
| Lytechinus | 
| Lythraceae | 
| Lythrum | 
| Lytta vesicatoria use Cantharis vesicatoria | 
| Lyxulose use Xylulose | 
| l-Amphetamine use Amphetamine | 
| l-Norgestrel use Levonorgestrel | 
| lambda Phage use Bacteriophage lambda | 
| lambda-Like Phages use Siphoviridae | 
| lambda-Like Viruses use Siphoviridae | 
| lck Kinase use Lymphocyte Specific Protein Tyrosine Kinase p56(lck) |