[Proctosigmoid cancer; surgical techniques currently most used in the United States].
D012809:Colon, Sigmoid; D006801:Humans; D009369:Neoplasms; D012004:Rectal Neoplasms; D012007:Rectum; D012811:Sigmoid Neoplasms; D014481:United States
RECTUM/cancer; SIGMOID/cancer
Câncer proctossigmoideu; técnicas cirúrgicas atualmente mais usadas nos Estados Unidos.