Tero, Ryugo http://orcid.org/0000-0002-3822-0530
Fukumoto, Kohei
Motegi, Toshinori
Yoshida, Miyu
Niwano, Michio
Hirano-Iwata, Ayumi
Article History
Received: 1 September 2017
Accepted: 7 December 2017
First Online: 20 December 2017
Competing Interests
: The authors declare that they have no competing interests.