Miyamae, Mahito
Komatsu, Shuhei
Ichikawa, Daisuke
Kawaguchi, Tsutomu
Hirajima, Shoji
Okajima, Wataru
Ohashi, Takuma
Imamura, Taisuke
Konishi, Hirotaka
Shiozaki, Atsushi
Morimura, Ryo
Ikoma, Hisashi
Ochiai, Toshiya
Okamoto, Kazuma
Taniguchi, Hiroki
Otsuji, Eigo
Article History
Received: 9 May 2015
Revised: 16 September 2015
Accepted: 23 September 2015
First Online: 27 October 2015
Competing interests
: The authors declare no conflict of interest.