Dirie, N. I., M. A. . Ahmed, M. A. . Mohamed, . Z. . Zhang, and S. . Wang. “Robot-Assisted Laparoscopic Pyeloplasty in Adults: A Comparison Analysis of Primary Versus Redo Pyeloplasty in a Single Center”. Urology Journal, vol. 18, no. 01, July 2020, pp. 52-57, doi:10.22037/uj.v18i01.5257.