1. Department of Urology, Soonchunhyang University Hospital, Soonchunhyang University College of Medicine, Seoul, Korea.
2. Institute for Clinical Molecular Biology Research, Soonchunhyang University Hospital, Soonchunhyang University College of Medicine, Seoul, Korea.
3. Department of Industrial and Management Engineering, Pohang University of Science and Technology, Pohang, Korea.
4. Comparative Literature and Culture, Yonsei University, Underwood International College, Seoul, Korea.
5. Department of Mathematics, College of Natural Science, Ajou University, Suwon, Korea.