[RADICAL SURGERY WITH SPHINCTER PRESERVATION IN CANCER OF THE UPPER RECTUM AND SIGMOID].
D012809:Colon, Sigmoid; D006801:Humans; D009132:Muscles; D009369:Neoplasms; D011309:Preservation, Biological; D012004:Rectal Neoplasms; D012007:Rectum; D012811:Sigmoid Neoplasms; D013514:Surgical Procedures, Operative
RECTAL NEOPLASMS; SIGMOID NEOPLASMS; SURGERY, OPERATIVE
LA CIRUG'IA RADICAL CON CONSERVACI'ON ESFINTERIANA EN EL C'ANCER DE RECTO ALTO Y RECTO SIGMOIDEO.