Yakovlev, P. H., and D. A. Kliushyn. “Salvage Radical Cystectomy After Organ Preservation Therapy in Patients With Undifferentiated Bladder Cancer: Its Place in the Treatment Algorithm and Survival Results”. Zaporozhye Medical Journal 22, no. 5 (October 20, 2020). Accessed May 5, 2024. http://zmj.zsmu.edu.ua/article/view/214743.