Yasui, Fumihiko
Itoh, Yasushi
Ikejiri, Ai
Kitabatake, Masahiro
Sakaguchi, Nobuo
Munekata, Keisuke
Shichinohe, Shintaro
Hayashi, Yukiko
Ishigaki, Hirohito
Nakayama, Misako
Sakoda, Yoshihiro
Kida, Hiroshi
Ogasawara, Kazumasa
Kohara, Michinori
Article History
Received: 10 December 2015
Accepted: 4 November 2016
First Online: 28 November 2016
Competing interests
: The authors declare no competing financial interests.