[Preulcerative states in children].
D002648:Child; D002908:Chronic Disease; D004382:Duodenitis / Q000150:complications; D005756:Gastritis / Q000150:complications; D006801:Humans; D010437:Peptic Ulcer / Q000175:diagnosis / Q000209:etiology* / Q000628:therapy; D012008:Recurrence
Pred"iazvennye sostoianiia u deteĭ.