**Author details**

Yasukazu Nakanishi1 , Fumitaka Koga1\*, Hiroshi Fukushima1 , Toru Motoi2 and Ken-ichi Tobisu1

\*Address all correspondence to: f-koga@cick. jp

1 Department of Urology, Tokyo Metropolitan Cancer and Infectious diseases Center Komagome Hospital, Honkomagome, Tokyo, Japan

2 Department of Pathology, Tokyo Metropolitan Cancer and Infectious diseases Center Komagome Hospital, Honkomagome, Tokyo, Japan
