Nakano, Hiroshi
Yoshinaga, Satoshi
Takai, Toshiyuki
Arai-Sanoh, Yumiko
Kondo, Katsuhiko
Yamamoto, Toshio
Sakai, Hidemitsu
Tokida, Takeshi http://orcid.org/0000-0001-7245-2952
Usui, Yasuhiro
Nakamura, Hirofumi
Hasegawa, Toshihiro http://orcid.org/0000-0001-8501-5612
Kondo, Motohiko
Article History
Received: 30 November 2016
Accepted: 31 March 2017
First Online: 12 May 2017
Competing Interests
: The authors declare that they have no competing interests.