title: Risk factors, Helicobacter pylori and a role for laparoscopic treatment of perforated peptic ulcer?
authors.forename: F J
authors.initials: FJ
authors.lastname: Branicki
mesh_terms: D000368:Aged; D016022:Case-Control Studies; D004381:Duodenal Ulcer / Q000150:complications; D016481:Helicobacter Infections / Q000453:epidemiology*; D016480:Helicobacter pylori; D006801:Humans; D010535:Laparoscopy; D010439:Peptic Ulcer Perforation / Q000453:epidemiology* / Q000401:mortality / Q000601:surgery*; D012189:Retrospective Studies; D012307:Risk Factors; D013276:Stomach Ulcer / Q000150:complications