1 Departments of Obstetrics and Gynecology, Soonchunhyang University College of Medicine, Bucheon, Republic of Korea.
2 Department of Urology, Soonchunhyang University College of Medicine, Bucheon, Republic of Korea. urojun@schmc.ac.kr.
3 Department of Urology, Soonchunhyang University Bucheon Hospital, 170 Jomaru-ro, Wonmi-gu, Bucheon-Si, Gyeonggi-do, 14584, Republic of Korea. urojun@schmc.ac.kr.
4 Institute for Bio-Medical Convergence, College of Medicine, Catholic Kwandong University, Gangneung, Republic of Korea.
5 Innovative Cell and Gene Therapy Center, International St. Mary's Hospital, Incheon, Republic of Korea.