title: Endoscopic retreatment or surgery for severe ulcer rebleeding.
authors.forename: M
authors.initials: M
authors.lastname: Schein
mesh_terms: D016558:Hemostasis, Endoscopic; D006801:Humans; D010438:Peptic Ulcer Hemorrhage / Q000601:surgery* / Q000628:therapy*; D012008:Recurrence