1. Prostatic Adenocarcinoma: Relationship of grade and local extent to the pattern of metastases;Barzell;J. Urol,1977
2. Carcinoma of the prostate;Catalona;Urol. Digest,1977
3. Dretler , S. P. Ragsdale , B. D. Leadbetter , W. F. The value of pelvic lymphadenectomy in the surgical treatment of bladder cancer
4. Lymphatic spread from prostatic cancer;Flocks;J. Urol,1959