title: Laparoscopic treatment of duodenal ulcer: a plea for clinical trials.
authors.forename: H H
authors.initials: HH
authors.lastname: McGuire
authors.forename: M L
authors.initials: ML
authors.lastname: Schubert
mesh_terms: D002986:Clinical Trials as Topic; D004381:Duodenal Ulcer / Q000601:surgery*; D006801:Humans; D010535:Laparoscopy / Q000379:methods*; D010295:Parietal Cells, Gastric; D014628:Vagotomy / Q000379:methods