[Epidemiology of peptic ulcer in children in the Lódź-Baluty district during the years 1968-1978].
D000293:Adolescent; D002648:Child; D004381:Duodenal Ulcer / Q000453:epidemiology* / Q000266:history; D005260:Female; D049673:History, 20th Century; D006801:Humans; D008297:Male; D011044:Poland; D013276:Stomach Ulcer / Q000453:epidemiology* / Q000266:history; D014505:Urban Population
Epidemiologia choroby wrzodowej u dzieci w latach 1968-1978 w dzielnicy Lódź-Bałuty.