Zein El Amir, Muhammad Ali Shahiman, Zeeshan Qadeer, Rameez Ahmed Mughal, Ashfaq Ali, Z. E. A. M. A. S. Z. Q. R. A. M. A. A. “Percutaneous Nephrolithotomy: A Comparison of Tubeless Versus the Standard Technique”. Journal of Rawalpindi Medical College, vol. 25, no. 1, Mar. 2021, doi:10.37939/jrmc.v25i1.1581.