Progress towards poliomyelitis eradication--poliomyelitis outbreak in Sudan, 2004.
D004196:Disease Outbreaks / Q000517:prevention & control*; D014943:Global Health; D006801:Humans; D017589:Immunization Programs; D011051:Poliomyelitis / Q000453:epidemiology* / Q000517:prevention & control; D011055:Poliovirus Vaccine, Oral; D011159:Population Surveillance; D013397:Sudan / Q000453:epidemiology
D011055:Poliovirus Vaccine, Oral