Funding for this research was provided by:
Humanities and Social Science Fund of Ministry of Education of China (18XJC190001)
Periodical achievements in the Guizhou planning of philosophy and social sciences (18GZYB54)
Research results of humanities and social sciences project of higher education department of Guizhou province (2018ssd25)
Article History
Accepted: 25 July 2021
First Online: 10 August 2021
Declarations
:
: This study was approved by the Ethics Committee of University of Guizhou Normal University.
: Informed consent was obtained from all participants in this study.
: The authors declare that they have no conflict of interest.