Conservative management of perforated peptic ulcer.
D000367:Age Factors; D000368:Aged; D004381:Duodenal Ulcer / Q000401:mortality / Q000601:surgery / Q000628:therapy*; D004630:Emergencies; D006801:Humans; D010439:Peptic Ulcer Perforation / Q000401:mortality / Q000601:surgery / Q000628:therapy*; D011379:Prognosis; D012307:Risk Factors; D013276:Stomach Ulcer / Q000401:mortality / Q000601:surgery / Q000628:therapy; D013997:Time Factors