1. Division of Urology, Department of Surgery; Department of Medical Research, Chi Mei Medical Center, Tainan, Taiwan, R.O.C.; Department of Urology, National Yang-Ming University, School of Medicine, Taipei
2. Division of Urology, Department of Surgery, Tri-Service General Hospital, National Defense Medical Center, Taipei, Taiwan
3. Department of Medical Research, Chi Mei Medical Center, Tainan, Taiwan, R.O.C.
4. Nursing Department, Chi Mei Medical Center, Tainan, Taiwan, R.O.C.
5. Division of Urology, Veteran General Hospital-Kaohsiung, Taipei