title: [Hemorrhage from the alimentary canal, stomach, and duodenum: introduction (author's transl)].
mesh_terms: D004378:Duodenal Diseases; D004724:Endoscopy; D004935:Esophageal Diseases; D006471:Gastrointestinal Hemorrhage / Q000175:diagnosis / Q000000981:diagnostic imaging; D006801:Humans; D011859:Radiography; D012771:Shock, Hemorrhagic / Q000628:therapy; D013272:Stomach Diseases
vernacular_title: 80. Blutungen aus Speiseröhre, Magen und Zwölffingerdarm