title: The transsphincteric approach to mild and low rectal villous adenoma: Anatomic basis of surgical treatment.
mesh_terms: D000236:Adenoma / Q000601:surgery*; D001003:Anal Canal / Q000033:anatomy & histology; D006801:Humans; D008722:Methods; D012004:Rectal Neoplasms / Q000601:surgery*; D012007:Rectum / Q000033:anatomy & histology