Communicable DiseasesCommunicable Disease ControlDisease NotificationQuarantinePopulation SurveillanceCommunicable Diseases, EmergingDisease OutbreaksPublic HealthPublic Health AdministrationDuty to WarnOperations ResearchCommittee MembershipWorld HealthCause of DeathDeveloping CountriesWorld Health OrganizationEpidemiologyMediterranean RegionPatient IsolationCost of IllnessDisease Transmission, InfectiousCenters for Disease Control and Prevention (U.S.)Health PrioritiesPublic Health PracticeInternational CooperationDecontaminationWalesIncidenceHygieneNight CareCell DeathSentinel SurveillanceAfricaOrganizational PolicyHistory, 21st CenturySeasonsTravelHistory, 20th CenturyUnited StatesRisk FactorsPrevalenceMeaslesInfection ControlDiarrheaSingaporeHealth PolicyEmigration and ImmigrationEpidemiologic MethodsInfant, NewbornTuberculosisEnglandEuropeInfluenza, HumanResearchAge DistributionGreat BritainUnited States Food and Drug AdministrationChronic DiseaseDelivery of Health CareQuestionnairesEducation, Medical, ContinuingRetrospective StudiesUrban PopulationHealth PersonnelData CollectionSocioeconomic FactorsCross-Sectional StudiesDeathHIV InfectionsSex DistributionRegistriesTime FactorsInterviews as TopicHealth Knowledge, Attitudes, PracticeRotavirus InfectionsQuality-Adjusted Life YearsRotavirus VaccinesHospitalizationDeath, Sudden, CardiacBody BurdenTelenursingTropical MedicineEconomic DevelopmentHealth Care CostsSanitationBrain DeathGastroenteritisAfrica South of the SaharaVaccinationProspective StudiesTreatment OutcomeFetal DeathLife ExpectancyIndiaCost-Benefit AnalysisCohort StudiesComorbidityAsiaRisk AssessmentResearch Support as Topic