Local excision of early colo-rectal cancer.
D000368:Aged; D003110:Colonic Neoplasms / Q000601:surgery*; D003657:Decision Making; D006801:Humans; D008722:Methods; D009362:Neoplasm Metastasis; D012004:Rectal Neoplasms / Q000601:surgery*; D013997:Time Factors