Aoki, Aya
Inoue, Maiko
Nguyen, Elizabeth
Obata, Ryo
Kadonosono, Kazuaki
Shinkai, Shoji
Hashimoto, Hideki
Sasaki, Satoshi
Yanagi, Yasuo
Article History
Received: 8 September 2015
Accepted: 11 January 2016
First Online: 5 February 2016
Competing interests
: The authors declare no competing financial interests.