1. Department of Urology Nara Medical University Kashihara Nara Japan
2. Department of Urology, Faculty of Medicine University of Toyama Toyama Japan
3. Department of Diagnostic Pathology Nara Medical University Kashihara Nara Japan
4. Department of Urology, Graduate School of Medicine Yamaguchi University Ube Yamaguchi Japan
5. Department of Urology JA Yamaguchi Kouseiren Nagato General Hospital Nagato Japan
6. Department of Urology, Graduate School of Medical and Dental Sciences Kagoshima University Kagoshima Japan
7. Department of Urology, Faculty of Medicine Kagawa University Takamatsu Kagawa Japan
8. Department of Urology Kyoto University Graduate School of Medicine Kyoto Japan
9. Department of Urology Aichi Cancer Center Nagoya Aichi Japan
10. Department of Urology National Cancer Center Hospital Tokyo Japan
11. Department of Urology, Faculty of Medicine University of Tsukuba Tsukuba Ibaraki Japan