OrganismsDiseasesChemicals and DrugsAnalytical, Diagnostic and Therapeutic Techniques and EquipmentPsychiatry and PsychologyPhenomena and ProcessesDisciplines and OccupationsAnthropology, Education, Sociology and Social PhenomenaTechnology, Industry, AgricultureHumanitiesInformation ScienceNamed GroupsHealth CareGeographicals
South AfricaRural PopulationPrevalenceEthiopiaUrban PopulationUnited StatesCross-Sectional StudiesRisk FactorsIncidenceFossilsPhylogenyCzechoslovakiaSocioeconomic FactorsEnglandWater SupplyAge DistributionBiological EvolutionAge FactorsDisease OutbreaksRural HealthInfant, NewbornEvolution, MolecularWalesResidence CharacteristicsGeographyGreat BritainHealth Care CostsSex FactorsPopulation SurveillanceSuburban HealthDeveloping CountriesHIV InfectionsQuestionnairesEnvironmental ExposureCost of IllnessTime FactorsJapanIndiaCitiesSex DistributionSequence Analysis, DNASpace-Time ClusteringWorld HealthUSSRUrban HealthHousingSmokingDemographyPersonnel DownsizingMiningBrazilGreenlandCivil DisordersHealth Services AccessibilityEnvironmental MonitoringMortalityHistory, 20th CenturyCohort StudiesCosts and Cost AnalysisChadPregnancyProspective StudiesScotlandMolecular Sequence DataPoverty AreasItalyEpidemiological MonitoringRural Health ServicesSeasonsEnvironmental PollutionWounds and InjuriesCost SavingsAmbulatory Care FacilitiesPublic HealthRetrospective StudiesChinaPaleontologyHealth SurveysCost-Benefit AnalysisUrbanizationSocial ClassPovertyIndustryData CollectionFinancing, GovernmentYugoslaviaGeographic Information SystemsHealth Knowledge, Attitudes, PracticeCensusesRussiaRegistriesCluster AnalysisAccidentsHominidaeRiskMassachusettsSwedenRestaurantsAlcohol DrinkingSpain