Lu, Yong
Zhang, Mingjun
Wang, Siqing
Hong, Bangxing
Wang, Zhiqiang
Li, Haiyan
Zheng, Yuhuan
Yang, Jing
Davis, Richard E.
Qian, Jianfei
Hou, Jian
Yi, Qing
Article History
Received: 12 November 2013
Accepted: 27 May 2014
First Online: 24 June 2014
Competing interests
: The authors declare no competing financial interests.