The split gluteus maximus muscle turnover flap.
D000230:Adenocarcinoma / Q000601:surgery*; D000293:Adolescent; D000328:Adult; D000368:Aged; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D012004:Rectal Neoplasms / Q000601:surgery*; D012447:Sacrum; D013524:Surgical Flaps / Q000379:methods*