Funding for this research was provided by:
National Social Science Fund of China (20CZZ012)
Humanities and Social Sciences Fund of the Ministry of Education (19YJC790167)
Received: 8 September 2021
Accepted: 7 March 2022
First Online: 23 March 2022
: Ethics approval for the study was granted by the Ethics Review Committee of Renmin University of China, and all the participants provided signed informed consent at the time of participation. The study methodology was carried out in accordance with approved guidelines. Meanwhile, in the use of data, data were processed anonymously.
: Not applicable.
: The authors declare that they have no competing interests.