Institution: | 1. Department of Urology, Osaka City University Graduate School of Medicine, Osaka, Osaka, Japan;2. Department of Urology, Osaka Railway Hospital, Osaka, Osaka, Japan;3. Department of Urology, Juso Municipal Hospital, Osaka, Osaka, Japan;4. Yamaguchi Urological Clinic, Osaka, Osaka, Japan;5. Department of Urology, Bell land General Hospital, Sakai, Osaka, Japan;6. Department of Urology, Ikuwakai Memorial Hospital, Osaka, Osaka, Japan;7. Department of Urology, Perfect Liberty Hospital, Tondabayashi, Osaka, Japan |