Guo, Jie
Guo, Yanli http://orcid.org/0000-0003-4831-1003
Funding for this research was provided by:
Beijing Philosophy and Social Science Research Program (17BGL033)
Article History
Received: 12 October 2020
Accepted: 29 March 2021
First Online: 19 April 2021
Declarations
:
: The authors declare no conflicts of interest. The funders had no role in the design of the study; in the collection, analyses, or interpretation of data; in the writing of the manuscript; or in the decision to publish the results.
: This manuscript has not been published or presented elsewhere in part or in entirety and is not under consideration by another journal. All study participants provided informed consent, and the study design was approved by the appropriate ethics review board. We have read and understood your journal’s policies, and we believe that neither the manuscript nor the study violates any of these.