[Polypogenesis and malignant degeneration of adenomatous polyps of the stomach].
D000328:Adult; D000368:Aged; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D011127:Polyps / Q000453:epidemiology / Q000473:pathology*; D012737:Sex Factors; D013274:Stomach Neoplasms / Q000453:epidemiology / Q000473:pathology*