Shiratori-Hayashi, Miho
Koga, Keisuke
Tozaki-Saitoh, Hidetoshi
Kohro, Yuta
Toyonaga, Honami
Yamaguchi, Chiharu
Hasegawa, Ayumi
Nakahara, Takeshi
Hachisuka, Junichi
Akira, Shizuo
Okano, Hideyuki
Furue, Masutaka
Inoue, Kazuhide
Tsuda, Makoto
Article History
Received: 3 June 2014
Accepted: 26 June 2015
First Online: 20 July 2015
Competing interests
: The authors declare no competing financial interests.