title: Studies on schistosomiasis in the Niger Delta: prevalence of Schistosoma haematobium among inhabitants of Ahoada District.
mesh_terms: D000293:Adolescent; D000328:Adult; D000818:Animals; D002648:Child; D002675:Child, Preschool; D004463:Ecology; D006801:Humans; D009549:Nigeria; D012553:Schistosomiasis haematobia / Q000453:epidemiology*; D012908:Snails / Q000469:parasitology