title: Smallpox in the Sudan 1925-1964.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D002648:Child; D002675:Child, Preschool; D004196:Disease Outbreaks / Q000453:epidemiology; D005260:Female; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D008297:Male; D008875:Middle Aged; D012899:Smallpox / Q000453:epidemiology*; D012900:Smallpox Vaccine / Q000008:administration & dosage; D013397:Sudan; D013997:Time Factors
chemical_list: D012900:Smallpox Vaccine