title: [Emergency endoscopy in the diagnosis of acute gastrointestinal hemorrhage].
mesh_terms: D003951:Diagnostic Errors; D003949:Diagnostic Techniques, Surgical; D004386:Duodenum; D004630:Emergencies; D004724:Endoscopy; D004945:Esophagoscopy; D005336:Fiber Optic Technology; D006471:Gastrointestinal Hemorrhage / Q000175:diagnosis* / Q000000981:diagnostic imaging; D005773:Gastroscopy; D006801:Humans; D008722:Methods; D011187:Posture; D011300:Preoperative Care; D011859:Radiography; D012189:Retrospective Studies
vernacular_title: Die Notfallendoskopie in der Diagnostik akuter Gastrointestinalblutungen.