1. Urology Institute, Ewha Womans University Mokdong Hospital, Seoul, Korea
2. UroGyn Efficacy Evaluation Center, Institute of Convergence Medicine, Ewha Womans University Mokdong Hospital, Seoul, Korea
3. Department of Cell and Genetic Engineering, Asan Medical Center, Brain Korea 21 Project, University of Ulsan College of Medicine, Seoul, Korea
4. Center for Cell Therapy, Asan Medical Center, University of Ulsan College of Medicine, Seoul, Korea
5. Department of Urology, Asan Medical Center, University of Ulsan College of Medicine, Seoul, Korea