Warman, Putri Liana, and Jupiter Sibarani. “Can We Predict Which Pelvi-Ureteric Junction Obstruction Need Surgical Correction?: A Literature Review”. Journal of Neonatal Surgery, vol. 14, no. 33S, Dec. 2025, pp. 198-07, https://jneonatalsurg.com/index.php/jns/article/view/9768.