Kim, K.H. et al. 2019. The Association of A Number of Predictive Factors for The Recurrence of Papillary Urothelial Neoplasm of Low Malignant Potential: Prognostic Analysis From Multiple Academic Centers. Urology Journal. 16, 06 (Dec. 2019), 558–562. DOI:https://doi.org/10.22037/uj.v16i06.4519.