Sun, Wei
Yuan, Xun
Tian, Yijun
Wu, Hua
Xu, Hanxiao
Hu, Guoqing
Wu, Kongming
Funding for this research was provided by:
National Natural Science Foundation of China (81261120395)
National Natural Science Foundation of China (81172422)
National Natural Science Foundation of China (81072169)
National Natural Science Foundation of China (81272491)
Article History
Received: 14 June 2015
Accepted: 20 July 2015
First Online: 31 July 2015