Zhou, Liyun
Yang, Chunpeng
Funding for this research was provided by:
the project of Guangdong Planning office of Philosophy and Social Science in 2017 (GD17XLJ04)
the Natural Science Foundation of China (71803051)
the project of Guangdong Planning office of Philosophy and Social Science in 2017 (GD17XGL14)
the Natural Science Foundation of China (71471067)
Natural Science Foundation of Guangdong Province (2018A030310218)
the youth project of Department of Education of Guangdong Province (2017WQNCX014)
Article History
Received: 15 March 2018
Accepted: 16 January 2019
First Online: 29 January 2019
Compliance with ethical standards
:
: No conflict of interest exits in the submission of this manuscript, and manuscript is approved by all authors for publication. Author A declares that she has no conflict of interest. Author B declares that he has no conflict of interest.
: This article does not contain any studies with human participants or animals performed by any of the authors.