Prognostic evaluation of perineural invasion in rectal cancer.
D000368:Aged; D006801:Humans; D008297:Male; D008875:Middle Aged; D009361:Neoplasm Invasiveness; D009364:Neoplasm Recurrence, Local; D009367:Neoplasm Staging; D010525:Peripheral Nerves / Q000473:pathology*; D011379:Prognosis; D012004:Rectal Neoplasms / Q000401:mortality / Q000473:pathology*; D015996:Survival Rate