MeaslesMeasles virusMeasles VaccineMeasles-Mumps-Rubella VaccineSubacute Sclerosing PanencephalitisMorbillivirusAntigens, CD46Immunization ProgramsMumpsDisease OutbreaksAntibodies, ViralVaccinationRubellaMumps VaccineImmunization ScheduleHemagglutinins, ViralRubella VaccineMass VaccinationMumps virusRubella virusPopulation SurveillanceVero CellsDisease NotificationGuinea-BissauVaccines, CombinedViral Fusion ProteinsPan American Health OrganizationAmericasCercopithecus aethiopsTime FactorsNigerTravelDistemper Virus, CanineDisease EradicationRadiation DosageLethal Dose 50Immunoglobulin GNucleoproteinsWorld HealthImmunoglobulin MRubella Syndrome, CongenitalIncidenceVaccines, AttenuatedImmunity, Maternally-AcquiredViral Proteins