Yagi, Hideshi
Nagano, Takashi
Xie, Min-Jue
Ikeda, Hiroshi
Kuroda, Kazuki
Komada, Munekazu
Iguchi, Tokuichi
Tariqur, Rahman M.
Morikubo, Soichi
Noguchi, Koichi
Murase, Kazuyuki
Okabe, Masaru
Sato, Makoto
Article History
Received: 27 June 2014
Accepted: 26 August 2014
First Online: 15 September 2014
Competing interests
: The authors declare no competing financial interests.