Resurgence of Schistosoma mansoni and Schistosoma haematobium after the end of a 4-year control programme against S. mansoni.
D000293:Adolescent; D002648:Child; D005260:Female; D006801:Humans; D008297:Male; D012548:Schistosoma haematobium; D012550:Schistosoma mansoni; D012552:Schistosomiasis / Q000453:epidemiology*; D013397:Sudan