title: Adenocarcinoma arising on the site of a Gelpi retractor after coloanal anastomosis for rectal cancer.
authors.forename: W H
authors.initials: WH
authors.lastname: Thomson
mesh_terms: D000230:Adenocarcinoma / Q000556:secondary*; D001003:Anal Canal / Q000601:surgery; D000714:Anastomosis, Surgical; D003106:Colon / Q000601:surgery; D006801:Humans; D009366:Neoplasm Seeding; D012004:Rectal Neoplasms / Q000601:surgery*