Touma, N., J. I. Izawa, M. Abdelhady, M. Moussa, and J. L. Chin. “Ureteral Frozen Sections at the Time of Radical Cystectomy: Reliability and Clinical Implications”. Canadian Urological Association Journal, vol. 4, no. 1, Apr. 2013, pp. 28-32, doi:10.5489/cuaj.770.