Luo, Haiyan
Liu, Linzhong
Yang, Xun
Funding for this research was provided by:
National Natural Science Foundation of China (71671079, 71361018)
Humanities and Social Science Foundation of Ministry of Education of China (15YJCZH107)
Article History
First Online: 5 April 2019
Compliance with ethical standards
:
: All authors declare that they have no conflict of interest.
: This article does not contain any studies with human participants or animals performed by any of the authors.