Cancer risk in ulcerative colitis: its independence of luminal factors.
D002288:Adenocarcinoma, Mucinous / Q000209:etiology* / Q000473:pathology; D003093:Colitis, Ulcerative / Q000150:complications* / Q000601:surgery; D005260:Female; D006801:Humans; D007081:Ileostomy; D008875:Middle Aged; D012004:Rectal Neoplasms / Q000209:etiology* / Q000473:pathology; D013997:Time Factors