Kitajima, Naoyuki
Numaga-Tomita, Takuro
Watanabe, Masahiko
Kuroda, Takuya
Nishimura, Akiyuki
Miyano, Kei
Yasuda, Satoshi
Kuwahara, Koichiro
Sato, Yoji
Ide, Tomomi
Birnbaumer, Lutz
Sumimoto, Hideki
Mori, Yasuo
Nishida, Motohiro
Article History
Received: 20 July 2016
Accepted: 20 October 2016
First Online: 11 November 2016
Competing interests
: The authors declare no competing financial interests.