title: The endoscopic diagnosis of upper-gastrointestinal hemorrhage. Changing concepts of etiology and management.
mesh_terms: D004378:Duodenal Diseases / Q000150:complications; D004381:Duodenal Ulcer / Q000150:complications; D004724:Endoscopy; D004751:Enteritis / Q000150:complications; D005756:Gastritis / Q000150:complications; D006471:Gastrointestinal Hemorrhage / Q000175:diagnosis* / Q000209:etiology / Q000628:therapy; D005773:Gastroscopy; D006801:Humans; D010437:Peptic Ulcer / Q000150:complications; D010438:Peptic Ulcer Hemorrhage / Q000175:diagnosis