[Certain data on the dynamics of large and giant gastric ulcers in middle-aged and old persons].
D000328:Adult; D000367:Age Factors; D000368:Aged; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D011859:Radiography; D013276:Stomach Ulcer / Q000175:diagnosis / Q000000981:diagnostic imaging
Nekotorye dannye o dinamike bol'shikh i gigantskikh iazv zheludka u lits pozhilogo vozrasta