Peptic ulceration in childhood.
D000208:Acute Disease; D000293:Adolescent; D000367:Age Factors; D002648:Child; D002675:Child, Preschool; D002908:Chronic Disease; D005260:Female; D006801:Humans; D007223:Infant; D008297:Male; D010437:Peptic Ulcer / Q000175:diagnosis / Q000453:epidemiology / Q000209:etiology / Q000401:mortality / Q000628:therapy