Funding for this research was provided by:
Ruochan Chen (81703149 2019JJ30041 2020CX044)
Received: 7 February 2022
Accepted: 4 July 2022
First Online: 19 July 2022
: The present study used secondary data which is available in public domain. The dataset has no identifiable information of the survey participants. All methods are carried out in relevant guidelines and regulations.
: Not applicable.
: The authors declare that there are no conflicts of interest.