Kalavant, A., and V. Annigeri. “A Bridge Between Laparoscopic and Open Technique in Treatment of Pediatricpelvi-Ureteric Junction Obstruction for the Beginners: Laparoscopic Assisted Pyeloplasty in Pediatric Patients”. Iranian Journal of Pediatric Surgery, vol. 8, no. 1, Jan. 2022, pp. 9-18, doi:10.22037/irjps.v8i1.36088.