Otani, Yoshihiro
Ishida, Joji
Kurozumi, Kazuhiko
Oka, Tetsuo
Shimizu, Toshihiko
Tomita, Yusuke
Hattori, Yasuhiko
Uneda, Atsuhito
Matsumoto, Yuji
Michiue, Hiroyuki
Tomida, Shuta
Matsubara, Takehiro
Ichikawa, Tomotsugu
Date, Isao
Article History
Received: 17 January 2017
Accepted: 30 June 2017
First Online: 7 August 2017
Competing Interests
: The authors declare that they have no competing interests.