[Gastric and intestinal hemorrhage].
D006471:Gastrointestinal Hemorrhage / Q000175:diagnosis / Q000209:etiology / Q000628:therapy; D005773:Gastroscopy; D006396:Hematemesis / Q000209:etiology; D006801:Humans; D008551:Melena / Q000209:etiology; D012812:Sigmoidoscopy
Magen-Darm-Blutungen