Park, Jong Kwan, Ji Yong Kim, Jae Hyung You, Bo Ram Choi, Sung Chul Kam, Myung Ki Kim, Young Beom Jeong, and Yu Seob Shin. 2019. “Effect of Preoperative Urethral Dilatation on Preventing Urethral Stricture After Holmium Laser Enucleation of the Prostate: A Randomized, Controlled Study”. Canadian Urological Association Journal 13 (11):E357-60.