Funding for this research was provided by:
the National Social Science Fund of China (16BSH103)
Article History
Accepted: 1 July 2022
First Online: 24 August 2022
Declarations
:
: Approval was obtained from the ethics committee of Shandong Normal University. The procedures used in this study conformed to the tenets of the Declaration of Helsinki.
: Informed consent was obtained from all participants included in the study.
: The authors consented to the submission of the manuscript to the journal.
: The authors have no conflicts of interest to declare.
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