PoliomyelitisPoliovirus Vaccine, OralPoliovirusPoliovirus Vaccine, InactivatedPoliovirus VaccinesPostpoliomyelitis SyndromeParalysisMuscle HypotoniaImmunization ProgramsAfghanistanAngolaVaccinationDisease EradicationPopulation SurveillanceImmunization ScheduleTetanusDisease OutbreaksAsia, CentralMediterranean RegionEnterovirusDiphtheriaPoliomyelitis, BulbarDiphtheria ToxoidWorld HealthAmericasPakistanAlbaniaTajikistanIndiaAsia, SoutheasternWorld Health OrganizationSomaliaCrutchesLactate dehydrogenase-elevating virusIncidenceEnterovirus C, HumanAntibodies, ViralFecesPan American Health OrganizationCzechoslovakiaDiphtheria-Tetanus-Pertussis VaccineSudanNigeriaAfrica, Southern