Wang, Lei
Gong, Xiaoqing
Zhang, Yongqin
Xu, Pengfei
Chen, Xiaojiang
Fang, Dingyi
Zheng, Xia
Guo, Jun
Funding for this research was provided by:
National Natural Science Foundation of China (61202198)
Natural Science Basic Research Plan in Shaanxi Province of China (2016JQ6068)
Article History
Received: 9 January 2017
Revised: 30 March 2017
Accepted: 4 April 2017
First Online: 25 April 2017