title: Surgery of perforated duodenal ulcer.
mesh_terms: D000328:Adult; D004381:Duodenal Ulcer / Q000150:complications* / Q000601:surgery; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D010439:Peptic Ulcer Perforation / Q000209:etiology / Q000601:surgery*