1. School of Pharmacy, Sungkyunkwan University, Suwon, Korea.
2. Department of Urology, Wonkwang University Sanbon Hospital, Wonkwang University College of Medicine, Gunpo, Korea.
3. Department of Urology, Severance Hospital, Urological Science Institute, Yonsei University College of Medicine, Seoul, Korea.
4. Department of Nursing Science, College of Nursing, Gachon University, Incheon, Korea.