1. Division of Urology, Department of Surgery, Chi Mei Medical Center, Tainan, Taiwan.
2. Division of Urology, Department of Surgery, Ditmanson Medical Foundation, Chia-Yi Christian Hospital, Chia-Yi City, Taiwan.
3. School of Medicine, National Yang-Ming University, Taipei, Taiwan.
4. Division of Urology, Department of Surgery, Chi Mei Medical Center, Liouying, Tainan, Taiwan.
5. Division of Uro-Oncology, Department of Surgery, Chi Mei Medical Center, Tainan, Taiwan.
6. College of Human Ecology, Chia-Nan University of Pharmacy & Science, Tainan, Taiwan.