title: [Chronic peptic ulcer in children and adolescents].
mesh_terms: D000293:Adolescent; D000367:Age Factors; D002648:Child; D002675:Child, Preschool; D002908:Chronic Disease; D005260:Female; D006801:Humans; D008297:Male; D010437:Peptic Ulcer / Q000453:epidemiology*; D011044:Poland
vernacular_title: Choroba wrzodowa u dzieci i młodziezy