Takeuchi, Hikaru
Taki, Yasuyuki
Sekiguchi, Atsushi
Nouchi, Rui
Kotozaki, Yuka
Nakagawa, Seishu
Miyauchi, Carlos Makoto
Iizuka, Kunio
Yokoyama, Ryoichi
Shinada, Takamitsu
Yamamoto, Yuki
Hanawa, Sugiko
Araki, Tsuyoshi
Hashizume, Hiroshi
Kunitoki, Keiko
Sassa, Yuko
Kawashima, Ryuta
Article History
Received: 22 January 2015
Accepted: 21 August 2015
First Online: 30 September 2015
Competing interests
: The authors declare no competing financial interests.