title: Perforated ulcer in elderly people.
authors.forename: J
authors.initials: J
authors.lastname: Negre
mesh_terms: D000328:Adult; D000367:Age Factors; D000368:Aged; D005260:Female; D005387:Finland; D006801:Humans; D008297:Male; D008875:Middle Aged; D010439:Peptic Ulcer Perforation / Q000453:epidemiology*