title: [Investigation of gastrointestinal hemorrhage. Also with bright red blood never without gastroscopy].
authors.forename: Angelika
authors.initials: A
authors.lastname: Bischoff
mesh_terms: D003937:Diagnosis, Differential; D004630:Emergencies; D005767:Gastrointestinal Diseases / Q000175:diagnosis* / Q000628:therapy; D006471:Gastrointestinal Hemorrhage / Q000209:etiology* / Q000628:therapy; D005773:Gastroscopy; D006801:Humans; D011351:Proctoscopy; D012812:Sigmoidoscopy