Hosokawa, Shinichi
Furuyama, Kenichiro
Horiguchi, Masashi
Aoyama, Yoshiki
Tsuboi, Kunihiko
Sakikubo, Morito
Goto, Toshihiko
Hirata, Koji
Tanabe, Wataru
Nakano, Yasuhiro
Akiyama, Haruhiko
Kageyama, Ryoichiro
Uemoto, Shinji
Kawaguchi, Yoshiya
Article History
Received: 9 September 2014
Accepted: 22 January 2015
First Online: 17 February 2015
Competing interests
: The authors declare no competing financial interests.