[The technic of rectal and rectosigmoid resection by abdominal approach].
D012809:Colon, Sigmoid / Q000601:surgery*; D013505:Digestive System Surgical Procedures; D006801:Humans; D007422:Intestines; D019637:Orthopedic Procedures; D012007:Rectum / Q000601:surgery*
RECTUM/surgery; SIGMOID/surgery