Noike, Motoyoshi
Matsui, Takashi
Ooya, Koichi
Sasaki, Ikuo
Ohtaki, Shouta
Hamano, Yoshimitsu
Maruyama, Chitose
Ishikawa, Jun
Satoh, Yasuharu
Ito, Hajime
Morita, Hiroyuki
Dairi, Tohru
Article History
Received: 1 July 2014
Accepted: 15 September 2014
First Online: 24 November 2014
Competing interests
: The authors declare no competing financial interests.