Thompson IM, Salem S, Chang SS, Clark PE, Davis R, Herrell SD, Kordan Y, Baumgartner R, Phillips S, Smith JA, Cookson MS, Barocas DA. Tumor volume as a predictor of adverse pathologic features and biochemical recurrence (BCR) in radical prostatectomy specimens: a tale of two methods. World J Urol. 2011 Feb; 29(1):15-20.