Hidaka, Takanori
Ogawa, Eisaku
Kobayashi, Eri H
Suzuki, Takafumi
Funayama, Ryo
Nagashima, Takeshi
Fujimura, Taku
Aiba, Setsuya
Nakayama, Keiko
Okuyama, Ryuhei
Yamamoto, Masayuki
Article History
Received: 10 August 2016
Accepted: 17 October 2016
First Online: 21 November 2016
Competing interests
: The authors declare no competing financial interests.