Chen, Wenjing
Shi, Lei
Bao, Wenjuan
Liu, Yang
Shi, Jing
Article History
Received: 6 August 2025
Accepted: 13 November 2025
First Online: 2 January 2026
Declarations
:
: The study was approved by the Ethics Committee of Hebei Children’s Hospital. Written informed consent was obtained from parents/guardians and assent from children where appropriate.
: Not applicable.
: The authors declare no competing interests.