Update on upper gastrointestinal bleeding.
D000818:Animals; D001128:Argon; D004564:Electrocoagulation; D004724:Endoscopy; D006471:Gastrointestinal Hemorrhage / Q000175:diagnosis / Q000601:surgery*; D006801:Humans; D053685:Laser Therapy; D010438:Peptic Ulcer Hemorrhage / Q000175:diagnosis / Q000601:surgery*; D011379:Prognosis
D001128:Argon