From the Center for Disease Control and Prevention. Progress toward poliomyelitis eradication--Ethiopia, 1997-August 2000.
D000293:Adolescent; D002648:Child; D002675:Child, Preschool; D005002:Ethiopia / Q000453:epidemiology; D006801:Humans; D017589:Immunization Programs; D007223:Infant; D007231:Infant, Newborn; D011051:Poliomyelitis / Q000453:epidemiology* / Q000517:prevention & control*; D011055:Poliovirus Vaccine, Oral / Q000008:administration & dosage; D014611:Vaccination / Q000706:statistics & numerical data
D011055:Poliovirus Vaccine, Oral