[Early detection of stomach cancer].
D000126:Achlorhydria; D000328:Adult; D000368:Aged; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D011127:Polyps; D011230:Precancerous Conditions; D013274:Stomach Neoplasms; D013276:Stomach Ulcer
O rannem vyiavlenii raka zheludka.