Hameed, M. .; Jesrani, A. K.; Mehreen, S. .; Ahmed, N. .; Mahmood, T. . Unenhanced Multi-Detector Low-Dose Vs Standard-Dose Computed Tomography in Patients Having Urinary Tract Calculi. A Practical Approach in Optimizing Patient’s Dose, Experience at Jinnah Postgraduate Medical Center, Karachi. J Dow Univ Health Sci 2021, 12.