Wang, Haidong
Kurata, Kosaku
Fukunaga, Takanobu
Takamatsu, Hiroshi
Zhang, Xing
Ikuta, Tatsuya
Takahashi, Koji
Nishiyama, Takashi
Ago, Hiroki
Takata, Yasuyuki
Article History
Received: 17 September 2015
Accepted: 29 January 2016
First Online: 24 February 2016
Competing interests
: The authors declare no competing financial interests.