1. Department of Urology, Samsung Medical Center, Samsung Biomedical Research Institute, Sungkyunkwan University School of Medicine, Seoul, Korea.
2. Department of Urology, Seoul National University College of Medicine, Seoul, Korea.
3. Department of Urology, SMG-SNU Boramae Medical Center, Seoul, Korea.
4. Department of Urology, Hanyang University College of Medicine, Seoul, Korea.
5. Department of Urology, Gangnam Severance Hospital, Urological Science Institute, Yonsei University College of Medicine, Seoul, Korea.
6. Department of Urology, Korea University College of Medicine, Seoul, Korea.
7. Department of Urology, Kangdong Sacred Heart Hospital, Hallym University College of Medicine, Seoul, Korea.
8. Department of Urology, Ewha Womans University School of Medicine, Seoul, Korea.
9. National Research Center for Sexual Medicine and Department of Urology, Inha University School of Medicine, Incheon, Korea.
10. Department of Urology, Pusan National University School of Medicine, Busan, Korea.
11. Medical Research Institute of Pusan National University Hospital, Busan, Korea.
12. Department of Urology, Busan Paik Hospital, Inje University College of Medicine, Busan, Korea.
13. Department of Urology, Yeungnam University College of Medicine, Daegu, Korea.
14. Department of Urology, Chonnam National University Medical School, Gwangju, Korea.
15. Department of Urology, Jeonbuk National University Medical School, Research Institute of Clinical Medicine of Jeonbuk Korea National University – Biomedical Research Institute and Clinical Trial Center of Medical Device, Jeonbuk National University Hospital, Jeonju, Korea.