title: Effect of Helicobacter pylori eradication on the ulcer recurrence rate after simple closure of perforated duodenal ulcer: retrospective and prospective randomized controlled studies.
authors.forename: P
authors.initials: P
authors.lastname: Wara
mesh_terms: D004381:Duodenal Ulcer / Q000601:surgery*; D016481:Helicobacter Infections / Q000150:complications*; D016480:Helicobacter pylori; D006801:Humans; D010439:Peptic Ulcer Perforation / Q000601:surgery*; D016032:Randomized Controlled Trials as Topic; D012008:Recurrence