Length of StayReference ValuesHealthEnzyme-Linked Immunosorbent AssayCase-Control StudiesAge FactorsSex FactorsRisk FactorsTime FactorsSensitivity and SpecificityAgingImmunoglobulin GBiological MarkersFecesUnited StatesLymphocytesAntibodies, ViralAnalysis of VariancePrevalenceImmunoglobulin MLinear ModelsAutoantibodiesChronic DiseaseProspective StudiesPolymerase Chain ReactionReproducibility of ResultsDisabled PersonsAntibodies, BacterialBlood GlucoseQuestionnairesGenotypePolymorphism, GeneticMolecular Sequence DataTreatment OutcomeCross-Sectional StudiesRetrospective StudiesAttitude to HealthHomeless PersonsGreat BritainInterviews as TopicHealth Knowledge, Attitudes, PracticeCohort StudiesAttitude of Health PersonnelIncidenceHIV InfectionsHospitalizationQualitative ResearchQuality of LifeSocioeconomic FactorsFollow-Up StudiesEnglandMentally Ill PersonsPhysician-Patient RelationsPatient SatisfactionMentally Disabled PersonsGeriatric AssessmentVisually Impaired PersonsHealth Services for the AgedPostoperative ComplicationsLogistic ModelsRisk AssessmentPatient DischargeHealth StatusAttitudeData CollectionAge DistributionPatient Acceptance of Health CareSeverity of Illness IndexOutcome Assessment (Health Care)Focus GroupsHospital CostsHealth SurveysSelf ConceptNetherlandsIntensive Care UnitsHealth Services AccessibilityMental DisordersStereotypingLongitudinal StudiesAccidental FallsInfant, NewbornSocial SupportPopulation SurveillanceRural PopulationWeight PerceptionCaregiversSex DistributionDementiaAustraliaDecision MakingPatient AdmissionResidence CharacteristicsFrail ElderlyPrejudiceCommunicationPilot ProjectsRegression AnalysisCanadaHealthy People ProgramsPerception