Progress toward wild poliovirus eradication in El Salvador, Guatemala, and Honduras.
D000293:Adolescent; D000328:Adult; D002648:Child; D002675:Child, Preschool; D004544:El Salvador; D006166:Guatemala; D006721:Honduras; D006801:Humans; D007223:Infant; D011051:Poliomyelitis / Q000453:epidemiology / Q000517:prevention & control*; D011054:Poliovirus Vaccine, Inactivated / Q000008:administration & dosage*
D011054:Poliovirus Vaccine, Inactivated