Hirai, Shuichi
Hatayama, Naoyuki
Naito, Munekazu
Nagahori, Kenta
Kawata, Shinichi
Hayashi, Shogo http://orcid.org/0000-0003-0302-7658
Qu, Ning
Terayama, Hayato
Shoji, Sunao
Itoh, Masahiro
Article History
Received: 10 February 2017
Accepted: 5 June 2017
First Online: 14 July 2017
Competing Interests
: The authors declare that they have no competing interests.