title: Radical perineal prostatectomy: a 20-year overview.
mesh_terms: D000230:Adenocarcinoma / Q000473:pathology / Q000532:radiotherapy / Q000601:surgery*; D000368:Aged; D003036:Cobalt Isotopes; D006801:Humans; D008197:Lymph Node Excision; D008297:Male; D008875:Middle Aged; D010502:Perineum; D011467:Prostate / Q000473:pathology; D011468:Prostatectomy; D011471:Prostatic Neoplasms / Q000473:pathology / Q000601:surgery*
chemical_list: D003036:Cobalt Isotopes