Funding for this research was provided by:
Tianjin Philosophy and Social Science Project (TJJXQN20-003)
Article History
Accepted: 8 December 2021
First Online: 23 January 2022
Declarations
:
: Approval was obtained from the ethics committee of Tianjin Normal University (code: XL2020-12). The procedures used in this study adhere to the tenets of the Declaration of Helsinki.
: All the participants had given consent for their data to be used in the research.
: The authors declare no competing interests.
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