CanadaOntarioDisabled PersonsBritish ColumbiaAlbertaQuebecManitobaNova ScotiaRisk FactorsNorthwest TerritoriesSaskatchewanHomeless PersonsNunavutPrevalenceUnited StatesIncidenceQuestionnairesYukon TerritoryNewfoundland and LabradorMentally Ill PersonsDisease OutbreaksPopulation SurveillanceInuitsAge FactorsVisually Impaired PersonsHIV InfectionsMentally Disabled PersonsCohort StudiesCross-Sectional StudiesPrince Edward IslandAge DistributionSex FactorsIndians, North AmericanArctic RegionsTime FactorsNew BrunswickSocioeconomic FactorsHealth SurveysNational Health ProgramsSingle-Payer SystemSex DistributionData CollectionLogistic ModelsHealth Services AccessibilityHospitalizationRetrospective StudiesLongitudinal StudiesResidence CharacteristicsInfant, NewbornSeasonsHealth StatusProspective StudiesRisk AssessmentGeeseEmigrants and ImmigrantsAustraliaCost of IllnessFollow-Up StudiesInterviews as TopicRural PopulationTravelSingle PersonEmigration and ImmigrationMass ScreeningUrban PopulationWounds and InjuriesHealth Care CostsQuality of LifeRegistriesChronic DiseaseInfluenza, HumanRiskHealth Care SurveysDemographyTreatment OutcomePopulation GroupsHealth Knowledge, Attitudes, PracticeMortalityRegression AnalysisHealth PolicyOdds RatioDelivery of Health CareSmokingPublic HealthPhysiciansRefugeesIncomeComorbidityAcquired Immunodeficiency SyndromeTransgendered PersonsAgingSeverity of Illness IndexPhysician's Practice PatternsDementiaHealth ServicesHealth Services Needs and DemandHealth ExpendituresMultivariate AnalysisZoonosesNorth America