Paralytic poliomyelitis--Senegal, 1986-1987: update on the N-IPV efficacy study.
D002675:Child, Preschool; D005260:Female; D006801:Humans; D007223:Infant; D008297:Male; D011051:Poliomyelitis / Q000453:epidemiology* / Q000517:prevention & control; D011054:Poliovirus Vaccine, Inactivated; D012675:Senegal
D011054:Poliovirus Vaccine, Inactivated