Nakamura, Akira
Ohtsuka, Jun
Kashiwagi, Tatsuki
Numoto, Nobutaka
Hirota, Noriyuki
Ode, Takahiro
Okada, Hidehiko
Nagata, Koji
Kiyohara, Motosuke
Suzuki, Ei-ichiro
Kita, Akiko
Wada, Hitoshi
Tanokura, Masaru
Article History
Received: 7 October 2015
Accepted: 8 February 2016
First Online: 26 February 2016
Competing interests
: The authors declare no competing financial interests.