Suga, Takuya
Asami, Yukihiro
Hashimoto, Shohei
Nonaka, Kenichi
Iwatsuki, Masato
Nakashima, Takuji
Sugahara, Ryohei
Shiotsuki, Takahiro
Yamamoto, Takenori
Shinohara, Yasuo
Ichimaru, Naoya
Murai, Masatoshi
Miyoshi, Hideto
Ōmura, Satoshi
Shiomi, Kazuro
Article History
Received: 3 February 2015
Revised: 27 March 2015
Accepted: 31 March 2015
First Online: 6 May 2015
Competing interests
: The authors declare no conflict of interest.