Aoki, Yasunori
Kazui, Hiroaki
Tanaka, Toshihisa
Ishii, Ryouhei
Wada, Tamiki
Ikeda, Shunichiro
Hata, Masahiro
Canuet, Leonides
Katsimichas, Themistoklis
Musha, Toshimitsu
Matsuzaki, Haruyasu
Imajo, Kaoru
Kanemoto, Hideki
Yoshida, Tetsuhiko
Nomura, Keiko
Yoshiyama, Kenji
Iwase, Masao
Takeda, Masatoshi
Article History
Received: 11 August 2014
Accepted: 8 December 2014
First Online: 14 January 2015
Competing interests
: The authors declare no competing financial interests.