Perforated peptic ulcer. Incidence, treatment and mortality.
D000293:Adolescent; D000328:Adult; D000367:Age Factors; D004381:Duodenal Ulcer / Q000150:complications*; D005260:Female; D006801:Humans; D007194:India; D008297:Male; D008875:Middle Aged; D010439:Peptic Ulcer Perforation / Q000453:epidemiology / Q000401:mortality / Q000628:therapy; D012737:Sex Factors; D013276:Stomach Ulcer / Q000150:complications*