title: Flat adenomas and cancers.
authors.forename: C G
authors.initials: CG
authors.lastname: Colton
authors.forename: M V
authors.initials: MV
authors.lastname: Sivak
mesh_terms: D000230:Adenocarcinoma / Q000209:etiology* / Q000473:pathology; D018256:Adenomatous Polyps / Q000473:pathology*; D003106:Colon / Q000473:pathology; D003110:Colonic Neoplasms / Q000209:etiology* / Q000473:pathology; D003111:Colonic Polyps / Q000473:pathology*; D006801:Humans; D012004:Rectal Neoplasms / Q000209:etiology* / Q000473:pathology; D012007:Rectum / Q000473:pathology