“Stone Density Detected by Non Contrast Computed Tomography (Low Dose) Is a Predictor of Successful Outcome of Renal Stone Clearance by Extra Corporeal Shock Wave Lithotripsy”, Bang J Urology, vol. 19, no. 2, pp. 90–97, Sep. 2020, doi: 10.3329/bju.v19i2.49400.