Ergin, G., M. Kirac, B. Kopru, T. Ebiloglu, and H. Biri. “Flexible Ureterorenoscopy Versus Mini-Percutaneous Nephrolithotomy for the Treatment of Renal Stones”. Urology Journal, vol. 15, no. 6, Nov. 2018, pp. 313-7, doi:10.22037/uj.v15i6.4208.