Inoue, Daishi
Aihara, Hitoshi
Sato, Tatsuharu
Mizusaki, Hirofumi
Doiguchi, Masamichi
Higashi, Miki
Imamura, Yuko
Yoneda, Mitsuhiro
Miyanishi, Takayuki
Fujii, Satoshi
Okuda, Akihiko
Nakagawa, Takeya
Ito, Takashi
Article History
Received: 16 June 2015
Accepted: 16 October 2015
First Online: 16 November 2015
Competing interests
: The authors declare no competing financial interests.