Andrews, J. M. J., J. E. Ashfield, M. Morse, and T. F. Whelan. “Five-Year Follow-up of Active Surveillance for Prostate Cancer: A Canadian Community-Based Urological Experience”. Canadian Urological Association Journal, vol. 8, no. 11-12, Nov. 2014, pp. e768-74, doi:10.5489/cuaj.2186.