CUBUK, A.; Ă–ZKAPTAN , O.; SAHAN, A. reply letter to Reply letter to: Retrograde Intrarenal Surgery vs. Percutaneous Nephrolithotomy vs. Extracorporeal Shock Wave Lithotripsy for Lower Pole Renal Stones 10-20 mm : A Meta-analysis and Systematic Review: stone treatment for Lower Pole Renal Stones 10-20 mm. Urology Journal, v. 16, n. 7, p. 6590, 26 Jan. 2021.