Yano, Masamichi
Akazawa, Hiroshi
Oka, Toru
Yabumoto, Chizuru
Kudo-Sakamoto, Yoko
Kamo, Takehiro
Shimizu, Yu
Yagi, Hiroki
Naito, Atsuhiko T.
Lee, Jong-Kook
Suzuki, Jun-ichi
Sakata, Yasushi
Komuro, Issei
Article History
Received: 17 July 2015
Accepted: 5 October 2015
First Online: 2 November 2015
Competing interests
: The authors declare no competing financial interests.