Mimura, Hidekazu
Yumoto, Hirokatsu
Matsuyama, Satoshi
Koyama, Takahisa
Tono, Kensuke
Inubushi, Yuichi
Togashi, Tadashi
Sato, Takahiro
Kim, Jangwoo
Fukui, Ryosuke
Sano, Yasuhisa
Yabashi, Makina
Ohashi, Haruhiko
Ishikawa, Tetsuya
Yamauchi, Kazuto
Article History
Received: 17 September 2013
Accepted: 4 March 2014
First Online: 30 April 2014
Competing interests
: The authors declare no competing financial interests.