Evaluation of the Performance of Stone Management According to Size-Hardness (SMASH) Score in Preoperative Planning for Retrograde Internal Surgery (RIRS) in the Treatment of Renal Stones. - Rehman, Assad ur; Nusrat, Nadeem Bin; Muhammad, Shujah; Zafar, Nauman; Aslam, Asadullah; Imtiaz, Sarmad; Hanan, Hafiz Abdul; Asghar, Ammar; Ali, Sharafat; Arshad, Moin; Chaudhary, Aadil; Imtiaz, Saira (JPMI: Journal of Postgraduate Medical Institute, 2025)