1. Department of Research Service, San Diego VA Healthcare System, San Diego, CA, USA.
2. Department of Urology, College of Medicine, The Catholic University of Korea, Seoul, Korea.
3. Catholic Integrative Medicine Research Institute, College of Medicine, The Catholic University of Korea, Seoul, Korea.
4. Green Medicine Co., Ltd, Busan, Korea.
5. Department of Urology, University of California, San Diego, CA, USA.