Mito, Masaki
Matsui, Hideaki
Tsuruta, Kazuki
Yamaguchi, Tomiko
Nakamura, Kazuma
Deguchi, Hiroyuki
Shirakawa, Naoki
Adachi, Hiroki
Yamasaki, Tohru
Iwaoka, Hideaki
Ikoma, Yoshifumi
Horita, Zenji
Article History
Received: 8 July 2016
Accepted: 13 October 2016
First Online: 4 November 2016
Competing interests
: The authors declare no competing financial interests.