Funding for this research was provided by:
National Natural Science Foundation of China (41871148, 71961137003)
Key-Area Research and Development program of Guangdong Province (2020B0202010002)
Science and Technology Program of Guangzhou (201804020016)
Research Committee on Research Sustainability of Major RGC Funding Schemes of the Chinese University of Hong Kong
Received: 16 September 2020
Accepted: 9 November 2020
First Online: 23 November 2020
Ethics approval and consent to participate
: This study does not involve medical experiments, and all respondents have been informed and signed their consent to use the survey data.
: Consent forms are available upon reasonable request.
: The authors declare no competing interests.