Bilharzia in Boajibu. I.
D000818:Animals; D001699:Biometry; D006801:Humans; D012547:Schistosoma; D012552:Schistosomiasis / Q000453:epidemiology* / Q000706:statistics & numerical data*; D012908:Snails
SCHISTOSOMA; SCHISTOSOMIASIS/epidemiology and statistics; SNAILS