Hayano, Takahide
Yamada, Shiro
Hosomichi, Kazuyoshi
Nakaoka, Hirofumi
Yoshihara, Kosuke
Adachi, Sosuke
Kashima, Katsunori
Tanaka, Kenichi
Enomoto, Takayuki
Inoue, Ituro
Article History
Received: 13 April 2015
Revised: 2 July 2015
Accepted: 4 July 2015
First Online: 1 October 2015
Competing interests
: The authors declare no conflict of interest.