Li, Yanlin
Chu, Jiahui
Wen, Fang
Yu, Liping
Yan, Junjuan
Wang, Fang
Liu, Jingran
Li, Ying
Cui, Yonghua
Article History
Received: 2 April 2021
Accepted: 8 July 2022
First Online: 4 August 2022
COMPETING INTERESTS
: The authors declare no competing interests.
: This study was carried out following the recommendations of the Ethics Committee of Capital Medical University. The Ethics Committee approved the protocol of the Anding Hospital, Capital Medical University. All of the children and adolescents and their parents provided written informed consent before data collection.