Zohaib, A. “Predictors of Success of Extracorporeal Shock Wave Lithotripsy Based On the Hounsfield Units of Calculi Measured By Non-Contrast Computed Tomography”. Journal of Surgery Pakistan, Vol. 28, no. 01, Mar. 2023, pp. 3-8, https://jsp.org.pk/index.php/jsp/article/view/359.