[Anal cancer and ivasion of the rectum. Extended surgery].
D001005:Anus Neoplasms / Q000601:surgery*; D005260:Female; D006801:Humans; D008297:Male; D008722:Methods; D012004:Rectal Neoplasms / Q000601:surgery*; D012811:Sigmoid Neoplasms / Q000601:surgery
Cáncer de ano y recto invasor. Cirugia ampliada.