title: Outbreak of Ebola haemorrhagic fever in Yambio, south Sudan, April - June 2004.
mesh_terms: D003140:Communicable Disease Control / Q000379:methods*; D004196:Disease Outbreaks; D019142:Hemorrhagic Fever, Ebola / Q000453:epidemiology* / Q000517:prevention & control; D006801:Humans; D008457:Measles / Q000453:epidemiology; D011159:Population Surveillance; D013397:Sudan / Q000453:epidemiology