title: [Causes of acute gastrointestinal hemorrhages].
mesh_terms: D000208:Acute Disease; D004932:Esophageal and Gastric Varices / Q000150:complications; D006471:Gastrointestinal Hemorrhage / Q000209:etiology*; D006801:Humans; D010438:Peptic Ulcer Hemorrhage / Q000209:etiology
vernacular_title: Uber die Urasachen akuter Magen-Darmblutungen.