Prospective StudiesRetrospective StudiesCross-Sectional StudiesQuestionnairesTime FactorsRisk FactorsUnited StatesPrimary Health CareReproducibility of ResultsSensitivity and SpecificityFollow-Up StudiesPrevalenceEnglandAmbulatory CareDeveloping CountriesHIV InfectionsInfant, NewbornAttitude of Health PersonnelPilot ProjectsPatient SatisfactionMass ScreeningAge FactorsGreat BritainFeasibility StudiesRisk AssessmentCost-Benefit AnalysisHealth ResourcesData CollectionProgram EvaluationPregnancyHealth PrioritiesLogistic ModelsPredictive Value of TestsIncidenceAmbulatory Care FacilitiesPractice Guidelines as TopicHealth Services ResearchSeverity of Illness IndexQuality of Health CareRural PopulationReferral and ConsultationChronic DiseaseInterviews as TopicOntarioIndiaPatient Acceptance of Health CareClinical CompetenceSouth AfricaCommunity Health ServicesHealth Knowledge, Attitudes, PracticeSex FactorsPoint-of-Care SystemsHospitalizationRegression AnalysisResearch DesignScotlandHealth Services AccessibilityPhysician-Patient RelationsLongitudinal StudiesHealth PromotionPatient ComplianceMultivariate AnalysisOutpatientsHealth PersonnelHospitalsRandomized Controlled Trials as TopicUrban PopulationQuality Assurance, Health CareDelivery of Health CareHealth Care SurveysNursing HomesGuideline AdherenceDecision MakingChi-Square DistributionOutpatient Clinics, HospitalHong KongCounselingFocus GroupsEmergency Service, HospitalAttitude to HealthPatient Education as TopicEvidence-Based MedicineCase-Control StudiesLondonQuality of LifeAlgorithmsInpatientsCanadaRural Health ServicesPatient Care TeamUrban HealthPovertyNeoplasmsUgandaAustraliaCosts and Cost AnalysisPrognosisLinear ModelsNetherlandsHospitals, Teaching