title: Upper gastrointestinal bleeding.
authors.affiliation: Royal Surrey County Hospital, Guildford GU2 7XX.
authors.forename: Timothy A
authors.initials: TA
authors.lastname: Rockall
authors.forename: Gareth E
authors.initials: GE
authors.lastname: Lewis
mesh_terms: D000328:Adult; D000368:Aged; D000369:Aged, 80 and over; D016099:Endoscopy, Gastrointestinal / Q000379:methods; D006471:Gastrointestinal Hemorrhage / Q000175:diagnosis / Q000209:etiology / Q000628:therapy*; D016558:Hemostasis, Endoscopic / Q000379:methods*; D006801:Humans; D008875:Middle Aged; D012008:Recurrence; D012307:Risk Factors; D016896:Treatment Outcome