Aoki, Wataru http://orcid.org/0000-0002-3118-9390
Matsukura, Hidenori
Yamauchi, Yuji
Yokoyama, Haruki
Hasegawa, Koichi
Shinya, Ryoji
Ueda, Mitsuyoshi
Article History
Received: 8 September 2017
Accepted: 26 June 2018
First Online: 10 July 2018
Competing Interests
: The authors declare no competing interests.