Computer analysis of 2,639 painful gastroduodenal ulcers; general factors influencing incidence and mortality.
D000293:Adolescent; D000328:Adult; D000368:Aged; D002648:Child; D002675:Child, Preschool; D003201:Computers; D005007:Ethnology; D005260:Female; D006801:Humans; D007087:Illinois; D007223:Infant; D008297:Male; D008875:Middle Aged; D009026:Mortality; D010437:Peptic Ulcer / Q000453:epidemiology*; D012723:Sex