Colorectal polyps in pattern makers.
D000328:Adult; D003110:Colonic Neoplasms / Q000453:epidemiology*; D006801:Humans; D007417:Intestinal Polyps / Q000453:epidemiology*; D008297:Male; D008875:Middle Aged; D009784:Occupational Diseases / Q000453:epidemiology*; D012004:Rectal Neoplasms / Q000453:epidemiology*