Yamauchi, Keita http://orcid.org/0000-0001-5592-4188
Imai, Takahiko
Shimazawa, Masamitsu
Iwama, Toru
Hara, Hideaki
Article History
Received: 25 May 2017
Accepted: 5 September 2017
First Online: 21 September 2017
Competing Interests
: The authors declare that they have no competing interests.