Progress towards poliomyelitis eradication in Nigeria, January 2005 to December 2006.
D002648:Child; D002675:Child, Preschool; D005260:Female; D006801:Humans; D017589:Immunization Programs; D007223:Infant; D009549:Nigeria / Q000453:epidemiology; D011051:Poliomyelitis / Q000453:epidemiology / Q000517:prevention & control*; D011055:Poliovirus Vaccine, Oral / Q000627:therapeutic use; D011159:Population Surveillance
D011055:Poliovirus Vaccine, Oral