A. Chapagain, R. B. Basnet, C. Shah, A. K. Shah, P. M. Shrestha, and A. Shrestha, “Comparative Study of Percutaneous Nephrolithotomy in Supine and Prone Positions”, J Nepal Health Res Counc, vol. 19, no. 1, pp. 154-157, Apr. 2021.