Aoki, Shuichiro
Murata, Hiroshi
Matsuura, Masato
Fujino, Yuri http://orcid.org/0000-0001-6082-0738
Nakakura, Shunsuke
Nakao, Yoshitaka
Kiuchi, Yoshiaki
Asaoka, Ryo
Article History
Received: 26 October 2017
Accepted: 5 February 2018
First Online: 14 February 2018
Competing Interests
: The authors declare no competing interests.