Ceyhan, Erman, et al. “The Comparison of ISUP Grades Between Prostate Biopsy and Radical Prostatectomy: The Incoherence and Related Factors”. Acta Medica, vol. 52, no. 3, Sept. 2021, pp. 213-8, https://doi.org/10.32552/2021.ActaMedica.580.