title: Measuring location of neoplasms and lesions in the rectum.
authors.forename: J B
authors.initials: JB
authors.lastname: Marshall
mesh_terms: D000368:Aged; D000369:Aged, 80 and over; D003113:Colonoscopy; D005260:Female; D006801:Humans; D007417:Intestinal Polyps / Q000175:diagnosis / Q000601:surgery; D012004:Rectal Neoplasms / Q000175:diagnosis* / Q000601:surgery