Xu, Daoquan
Wang, Yinghui
Zhang, Ruijie
Guo, Jing
Zhang, Wei
Yu, Kefu
Funding for this research was provided by:
National Key Basic Research Program of China (2013CB956102)
Guangxi Natural Science Fund Project (2013GXNSFEA053001)
National Natural Science Foundation of China (41473118, 41273139)