title: Historical, geological and ecological aspects of transmission of intestinal schistosomiasis in Maniema, Kivu Province, Zaire.
mesh_terms: D000818:Animals; D001700:Biomphalaria; D015023:Democratic Republic of the Congo; D004463:Ecology; D005618:Fresh Water; D006801:Humans; D007411:Intestinal Diseases, Parasitic / Q000635:transmission*; D008906:Mining; D012555:Schistosomiasis mansoni / Q000635:transmission*; D014001:Tin
chemical_list: D014001:Tin