Developing CountriesDeveloped CountriesEuropeWorld HealthInternational CooperationInternationalityWorld Health OrganizationAsiaAfricaCross-Cultural ComparisonPrevalenceLatin AmericaEurope, EasternMiddle EastEuropean UnionUnited NationsAfrica South of the SaharaHealth PolicyIndiaIncidenceInfant, NewbornEmigration and ImmigrationSocioeconomic FactorsRisk FactorsScandinaviaPopulation SurveillanceAsia, SoutheasternTravelDelivery of Health CareQuestionnairesCross-Sectional StudiesPublic HealthDisease OutbreaksAustraliaPakistanPacific IslandsUnited StatesAmericasSouth AmericaIncomeCanadaAfrica, NorthernEconomicsBrazilHealth Services AccessibilityHealth SurveysHIV InfectionsInternational AgenciesPovertyData CollectionCommunicable Disease ControlImmunization ProgramsAge DistributionRural PopulationPregnancyPublic PolicyNational Health ProgramsGreat BritainGross Domestic ProductThailandMexicoSpainGeographyMediterranean RegionCaribbean RegionPoliomyelitisCentral AmericaPoliticsCost of IllnessAge FactorsNigeriaFinancing, OrganizedHealth ExpendituresEmigrants and ImmigrantsSri LankaSex DistributionGhanaFranceChinaPrivate SectorMalariaUSSRNorth AmericaPeruJapanArgentinaRussiaHealth PrioritiesNew ZealandItalyGermanyBenchmarkingVietnamSex FactorsIsraelTime FactorsFinancial SupportHealth ResourcesCommerceChild Mortality