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Databases, BibliographicBibliography as TopicMEDLARSLibrary Technical ServicesPhysiological ProcessesDatabases, FactualCatalogingLibraries, MedicalBibliometricsAbstracting and Indexing as TopicInformation Storage and RetrievalInformation SystemsPeriodicals as TopicOnline SystemsCD-ROMNational Institutes of Health (U.S.)National Library of Medicine (U.S.)Academies and InstitutesPublicationsCatalogs, LibrarySubject HeadingsPublishingCatalogs, CommercialLibrary Collection DevelopmentCocainePubMedInternetDatabases as TopicRandomized Controlled Trials as TopicSoftwareLibrary ServicesMedical Subject HeadingsGrateful MedReview Literature as TopicMedical IllustrationReference BooksComputer User TrainingGovernment Publications as TopicCocculusInstitute of Medicine (U.S.)User-Computer InterfaceUnited StatesAudiovisual AidsNursing ResearchLibrary AutomationUnified Medical Language SystemAuthorshipEvidence-Based MedicineCost-Benefit AnalysisDatabases, Nucleic AcidNational Cancer Institute (U.S.)ComputersComputer Communication NetworksResearchTerminology as TopicBiomedical ResearchJournal Impact FactorMedical InformaticsIntegrated Advanced Information Management SystemsInterlibrary LoansReflex, AbnormalTreatment OutcomeInformation ServicesResearch DesignCoal MiningGreat BritainAlgorithmsMeta-Analysis as TopicRefugeesCosts and Cost AnalysisComputational BiologyQuality-Adjusted Life YearsRisk FactorsNational Institute for Occupational Safety and Health (U.S.)BrazilSystems IntegrationOutcome Assessment (Health Care)Data CollectionReproducibility of ResultsNational Institute of Allergy and Infectious Diseases (U.S.)Health Services ResearchEvaluation Studies as TopicTime FactorsNational Institute of Neurological Disorders and StrokeNational Institute on Aging (U.S.)Expressed Sequence TagsGenomicsResearch Support as TopicPregnancyInfant, NewbornDatabases, ChemicalQuestionnairesQuality of LifeData MiningSequence Analysis, DNASequence AlignmentSequence Analysis, ProteinRetrospective StudiesProteinsMolecular Sequence Data