Asada, Rie
Kanemoto, Soshi
Matsuhisa, Koji
Hino, Kenta
Cui, Min
Cui, Xiang
Kaneko, Masayuki
Imaizumi, Kazunori
Article History
Received: 22 May 2015
Accepted: 16 October 2015
First Online: 16 November 2015
Competing interests
: The authors declare no competing financial interests.