Bangash, W. .; Hussain Ahmad; Khan Muhammad; Naeem Ud Din; Habib, T. .; Hussain, . T. . Comparison of Upper Versus Lower Calyceal Puncture Technique In Percutaneous Nephrolithotomy For Complex Renal Calculi. Pak Armed Forces Med J 2026, 76 (SUPPL-7). https://doi.org/10.51253/pafmj.v76iSUPPL-7.14582.