Hashimoto, Aya
Yamaguchi, Yoshinori
Chiu, Liang-da
Morimoto, Chiaki
Fujita, Katsumasa
Takedachi, Masahide
Kawata, Satoshi
Murakami, Shinya
Tamiya, Eiichi
Article History
Received: 11 May 2015
Accepted: 1 July 2015
First Online: 27 July 2015
Competing interests
: The authors declare no competing financial interests.