title: Bleeding peptic ulcer.
authors.affiliation: Department of Medicine, University of Southern California School of Medicine, Los Angeles.
authors.forename: L
authors.initials: L
authors.lastname: Laine
authors.forename: W L
authors.initials: WL
authors.lastname: Peterson
mesh_terms: D000465:Algorithms; D016099:Endoscopy, Gastrointestinal; D006801:Humans; D010438:Peptic Ulcer Hemorrhage / Q000175:diagnosis / Q000209:etiology / Q000628:therapy; D011379:Prognosis