1. Department of Urology, Chang Gung Memorial Hospital, Chiayi 613, Taiwan
2. Department of Medicine, College of Medicine, Chang Gung University, Taoyuan 333, Taiwan
3. Department of Urology, Taoyuan General Hospital, Ministry of Health and Welfare, Taoyuan 330, Taiwan
4. Department of Obstetrics and Gynecology, Tri-Service General Hospital, National Defense Medical Center, Taipei 114, Taiwan
5. Department of Urology, Kaohsiung Chang Gung Memorial Hospital, Chang Gung University College of Medicine, Kaohsiung 833, Taiwan
6. Department of Urology, Chang Gung Memorial Hospital, Linkou, Taoyuan 333, Taiwan
7. Department of Radiation Oncology, Chang Gung Memorial Hospital, Linkou, Taoyuan 333, Taiwan
8. Center for Shockwave Medicine and Tissue Engineering, Kaohsiung Chang Gung Memorial Hospital, Chang Gung University College of Medicine, Kaohsiung 833, Taiwan