Tan, M. A., and D. . Bolong. “Outcomes of Duplex System Ureteroceles in Pediatric Patients Managed Primarily With Transurethral Incision”. Philippine Journal of Urology, vol. 28, no. 1, Mar. 2020, pp. 46-52, https://pjuonline.com/index.php/pju/article/view/64.