Peptic ulcers in children.
D000293:Adolescent; D002648:Child; D002675:Child, Preschool; D004381:Duodenal Ulcer / Q000453:epidemiology; D004569:Electroencephalography; D005260:Female; D006801:Humans; D008297:Male; D010437:Peptic Ulcer / Q000000981:diagnostic imaging / Q000453:epidemiology*; D011379:Prognosis; D011859:Radiography