Gastrointestinal helminthiasis.
D001196:Ascariasis; D002590:Cestode Infections; D003551:Cysticercosis; D004169:Diphyllobothriasis; D005767:Gastrointestinal Diseases / Q000175:diagnosis; D006373:Helminthiasis / Q000175:diagnosis; D006725:Hookworm Infections; D006801:Humans; D009349:Nematode Infections; D012552:Schistosomiasis; D013322:Strongyloidiasis; D013622:Taeniasis