Li, Kai
Wang, Jinmei
Du, Ning
Sun, Yanjie
Sun, Qi
Yin, Weiwei
Li, Huiying
Meng, Lingqiang
Liu, Xuecong
Funding for this research was provided by:
Health Commission of Hebei Province (20211076, 20211076, 20211076, 20211076, 20211076, 20211076, 20211076)
Government Funding for Health Excellence Specialists(2021) (0300000147, 0300000147)
Article History
Received: 8 August 2022
Accepted: 5 January 2023
First Online: 19 January 2023
Declarations
:
: This study was approved by the Ethics Committee of Hebei Children's Hospital (Approval no. 207). All legal guardians of participating children were provided written informed consent following the Declaration of Helsinki.
: Not applicable.
: The authors declare that they have no competing interests.