Siddiqui, K. M., M. Billia, A. Williams, A. Alzahrani, and J. L. Chin. “Comparative Morbidity of Ablative Energy-Based Salvage Treatments for Radio-Recurrent Prostate Cancer”. Canadian Urological Association Journal, vol. 9, no. 9-10, Oct. 2015, pp. 325-9, doi:10.5489/cuaj.3113.