1. Department of Urology, School of Medicine, College of Medicine, Kaohsiung Medical University, Kaohsiung, Taiwan,
2. Department of Urology, Kaohsiung Medical University Hospital, Kaohsiung, Taiwan,
3. Department of Neurology, Kaohsiung Municipal Ta-Tung Hospital, Kaohsiung, Taiwan,
4. Kaohsiung Municipal Ta-Tung Hospital, Management Offices, Kaohsiung, Taiwan, and
5. Department of Urology, Kaohsiung Municipal Ta-Tung Hospital, Kaohsiung, Taiwan