Perforated peptic ulcer treated by simple closure: hospital experience.
D000328:Adult; D000368:Aged; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D010439:Peptic Ulcer Perforation / Q000601:surgery*; D011182:Postoperative Care; D011183:Postoperative Complications / Q000453:epidemiology; D013530:Surgical Wound Infection / Q000401:mortality*