Measles VaccineMeaslesMeasles virusMeasles-Mumps-Rubella VaccineImmunization ScheduleVaccinesVaccinationMumps VaccineGuinea-BissauPoliomyelitisImmunization ProgramsAntibodies, ViralVaccines, CombinedPoliovirus VaccinesRubella VaccinePoliovirus Vaccine, OralVaccines, InactivatedDiphtheria-Tetanus-Pertussis VaccineViral VaccinesVaccines, SyntheticVaccines, DNABacterial VaccinesMass VaccinationDisease OutbreaksVaccines, AttenuatedImmunization, SecondaryMumpsRubellaAIDS VaccinesHemagglutination Inhibition TestsUSSRVaccines, SubunitVaccines, ConjugatePoliovirusPopulation SurveillancePostpoliomyelitis SyndromeImmunoglobulin GNeutralization TestsImmunizationImmunity, HumoralMalaria VaccinesDisease EradicationHemagglutinins, ViralGambiaPapillomavirus VaccinesAntibody AffinityHepatitis B VaccinesVitamin AMeningococcal VaccinesWorld Health OrganizationHaemophilus VaccinesMorbillivirusPertussis VaccineSubacute Sclerosing PanencephalitisImmunityAntibody FormationImmunity, CellularDeveloping CountriesSeroepidemiologic StudiesBCG VaccinePoliovirus Vaccine, InactivatedRabies VaccinesWorld HealthRotavirus VaccinesChickenpox VaccineIncidenceCholera VaccinesInjections, SubcutaneousSmallpox VaccineTyphoid-Paratyphoid VaccinesAntigens, CD46