*Takumi Kageyama¹, Manabu Kato², Sho Sekito^1,3, Yusuke Sugino¹, Takeshi Sasaki¹, Satoru Masui¹, Kohei Nishikawa¹, Yasuhiro Murakawa³, Takahiro Inoue¹ (1. Department of Nephro-Urologic Surgery and Andrology, Mie University Graduate School of Medicine, Mie, Japan, 2. Department of Urology, Aichi Cancer Center Hospital, Aichi, Japan, 3. Institute for the Advanced Study of Human Biology, Kyoto University, Kyoto, Japan)

*Donghyun Lee¹, Sung Gon Park¹, Hanjong Ahn², Sahyun Pak¹ (1. Department of Urology, Kangnam Sacred Heart Hospital, Hallym University College of Medicine, 2. Department of Urology, Asan Medical Center, Ulsan University College of Medicine)

*Sahyun Pak¹, Sung Gon Park¹, Donghyun Lee¹, Young Goo Lee¹, Hanjong Ahn² (1. Department of Urology, Kangnam Sacred Heart Hospital, Hallym University College of Medicine, 2. Department of Urology, Asan Medical Center, Ulsan University College of Medicine)

*Ryuma Tanaka¹, Shingo Hatakeyama², Shintaro Narita³, Toshihiko Sakurai⁴, Toshikazu Tanaka⁵, Hikari Miura¹, Takuya Oishi¹, Sadafumi Kawamura⁶, Senji Hoshi⁷, Shigeto Ishidoya⁸, Koji Mitsuzuka⁹, Akihiro Ito⁹, Norihiko Tsuchiya³, Tomonori Habuchi², Chikara Ohyama¹ (1. Department of Urology, Hirosaki University Graduate School of Medicine, 2. Department of Advanced Blood Purification Therapy, Hirosaki University Graduate School of Medicine, 3. Department of Urology, Akita University Graduate School of Medicine, 4. Department of Urology, Yamagata University Graduate School of Medicine, 5. Department of Urology, Aomori Prefectural Central Hospital, 6. Department of Urology, Miyagi Cancer Center, 7. Department of Urology, Yamagata Prefectural Central Hospital, 8. Department of Urology, Sendai City Hospital, 9. Department of Urology, Tohoku University Graduate School of Medicine)

*Seolho Choo¹, Sun Il Kim¹ (1. Ajou University School of Medicine)