Han, Haibin
Zhong, Zhangqi
Guo, Yu
Xi, Feng
Liu, Shuangliang
Funding for this research was provided by:
National Social Science Foundation of China (14BTJ014)
Article History
Received: 1 March 2018
Accepted: 18 June 2018
First Online: 26 June 2018
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: Not applicable.
: Not applicable.