Bizen, Teruhiko
Kinjo, Ryota
Hasegawa, Teruaki
Kagamihata, Akihiro
Kida, Yuichiro
Seike, Takamitsu
Watanabe, Takahiro
Hara, Toru
Itoga, Toshiro
Asano, Yoshihiro
Tanaka, Takashi
Article History
Received: 8 September 2016
Accepted: 1 November 2016
First Online: 29 November 2016
Competing interests
: The authors declare no competing financial interests.