An, Wenbin
Zhang, Jingliao
Chang, Lixian
Zhang, Yingchi
Wan, Yang
Ren, Yuanyuan
Niu, Deyun
Wu, Jian
Zhu, Xiaofan
Guo, Ye
Funding for this research was provided by:
National Natural Science Foundation of China (81270651)
Ministry of Education (20121106110036)
Article History
Received: 21 February 2015
Accepted: 11 May 2015
First Online: 20 May 2015