[PRECANCEROUS DISEASES OF THE STOMACH].
D000293:Adolescent; D002648:Child; D005756:Gastritis; D005762:Gastroenterology; D006801:Humans; D007223:Infant; D010437:Peptic Ulcer; D011127:Polyps; D013270:Stomach
ADOLESCENCE; CHILD; GASTRITIS; GASTROENTEROLOGY; INFANT; PEPTIC ULCER; POLYPS; STOMACH
DORAKOVYE ZABOLEVANIIA ZHELUDKA.