1. Predicting the risk of lymph node involvement using the pre-treatment prostate specific antigen and Gleason score in men with clinically localized prostate cancer;Roach;Int J Radiat Oncol Biol Phys,1994
2. The use of prostate specific antigen, clinical stage and Gleason score to predict pathological stage in men with localized prostate cancer;Partin;J Urol,1993
3. The changing face of prostate cancer;Cooperberg;J Clin Oncol,2005
4. SEER Website. Available at: http://seer.cancer.gov/about/. Accessed February 15, 2008.
5. SEER. Surveillance Epidemiology and End Results Program. SEER∗Stat Database: Incidence - SEER 17 Regs Limited-Use, Nov 2006 Sub (1969-2004 varying) - Linked to County Attributes - Total U.S., 1969-2004 Counties, National Cancer Institute, DCCPS, Surveillance Research Program, Cancer Statistics Branch, released April 2007, based on the Nov 2006 submission. Available at: www.seer.cancer.gov. Accessed February 15, 2008.