Bai, Yang
Di, Meilin https://orcid.org/0000-0002-0582-2148
Huo, Yongquan
Wang, Jing
Xia, Xiujuan
Zhao, Meng
Funding for this research was provided by:
Fundamental Research Funds for the Central Universities (2019TS133, GK201704021)
Article History
Accepted: 26 November 2020
First Online: 6 January 2021
Compliance with Ethical Standards
:
: All authors declared no potential conflicts of interest with respect to the research, authorship, and/or publication of this article.
: The study was conducted according to the Declaration of Helsinki.
: The informed consent was obtained from the participants and their parents prior to the study.
: The publication consent was obtained from the headmaster and all individual participants included in the study.
: Not applicable.