title: Outbreak news. Wild poliovirus in the Horn of Africa.
mesh_terms: D000351:Africa, Eastern / Q000453:epidemiology; D002648:Child; D002675:Child, Preschool; D004196:Disease Outbreaks / Q000517:prevention & control; D005260:Female; D006801:Humans; D011051:Poliomyelitis / Q000453:epidemiology* / Q000517:prevention & control; D017955:Poliovirus; D014195:Travel; D014611:Vaccination