Funding for this research was provided by:
National Natural Science Foundation of China (61877003, 62107003)
the International Joint Research Project of Faculty of Education, Beijing Normal University (the International Joint Research Project of Faculty of Education, Beijing Normal University)
Article History
Received: 1 December 2020
Revised: 11 February 2022
Accepted: 26 February 2022
First Online: 6 July 2022
Compliance with Ethical Standards
:
: This work was supported by National Natural Science Foundation of China (Grant numbers: 61,877,003), the International Joint Research Project of Faculty of Education, Beijing Normal University, and National Natural Science Foundation of China (62,107,003). The authors declare that they have no conflict of interest.
: The procedures used in this study adhere to the tenets of the Declaration of Helsinki. This research involves no more than minimal risk to the research subjects.
: All individual participants are more than 16 years old. Informed consent was obtained from all individual participants included in the study. Verbal informed consent was also obtained prior to the interview.