Dong, Yanhui
Chen, Manman
Sun, Binbin
Li, Yanhui
Gao, Di
Wen, Bo
Song, Yi http://orcid.org/0000-0001-6990-6781
Funding for this research was provided by:
China Postdoctoral Science Foundation (BX20200019, 2020M680266)
National Natural Science Foundation of China (81673192)
Article History
Received: 18 March 2021
Revised: 26 July 2021
Accepted: 29 July 2021
First Online: 5 August 2021
Competing interests
: The authors declare no competing interests.
: Informed consent was obtained from both parents and students before they participated in the study. The project was approved by the Medical Research Ethics Committee of Peking University Health Science Center (IRB00001052-13082).
: We have obtained consent to publish from both children and parents to report their data uninvolved in their privacy.