[Clinical studies of duodenitis with special reference to endoscopic examination].
D004386:Duodenum / Q000473:pathology*; D004724:Endoscopy; D004751:Enteritis / Q000175:diagnosis* / Q000473:pathology; D005753:Gastric Mucosa / Q000473:pathology; D006801:Humans; D007413:Intestinal Mucosa / Q000473:pathology