Ding, Wan
Wang, Xinyu
Wang, Xiaorou https://orcid.org/0000-0002-7911-9690
Song, Shengcheng
Li, Weijian
Article History
Received: 8 December 2023
Accepted: 6 September 2024
First Online: 16 September 2024
Compliance with Ethical Standards
:
: The authors declare no competing interests.
: This study was a longitudinal study approved by the research ethics committee of the authors’ university. Before the start of the formal survey, written informed consent was obtained from the principal, classroom teacher, and the participants themselves and their parents.
: Informed consent was obtained from all individual participants included in the study.