title: Vertical pouch ulcers.
authors.forename: E E
authors.initials: EE
authors.lastname: Mason
mesh_terms: D015391:Gastroplasty / Q000009:adverse effects* / Q000379:methods; D006801:Humans; D010438:Peptic Ulcer Hemorrhage / Q000209:etiology* / Q000517:prevention & control; D013276:Stomach Ulcer / Q000209:etiology* / Q000517:prevention & control; D013997:Time Factors