Affiliation: | 1. Department of Urology, Tohoku University School of Medicine, Sendai, Japan;2. Department of Urology, Hara Sanshin Hospital, Fukuoka, Japan;3. Department of Urology, Kagawa University Faculty of Medicine, Kagawa, Japan;4. Department of Urology, Hirosaki University School of Medicine, Hirosaki, Japan;5. Department of Urology, Kyushu University School of Medicine, Fukuoka, Japan |