title: Unacceptable variation in abdominoperineal excision rates for rectal cancer: a surgeon's response.
authors.forename: M D
authors.initials: MD
authors.lastname: Clarke
mesh_terms: D000005:Abdomen / Q000601:surgery; D004739:England; D006801:Humans; D010502:Perineum / Q000601:surgery; D011364:Professional Practice / Q000706:statistics & numerical data; D011787:Quality of Health Care; D012004:Rectal Neoplasms / Q000601:surgery*; D054047:Surgical Stomas / Q000706:statistics & numerical data