Xu, Xiaoqin
Zhang, Hongmei
Liu, Mingshan
Lai, Guangyun
Article History
Received: 4 June 2024
Accepted: 18 June 2025
First Online: 9 July 2025
Declarations
:
: All procedures in this study were performed in accordance with the ethical standards of the People’s Hospital of Xiangyun (No.KY-PJ-2022-001) and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards. Written informed consent was obtained from parents before the survey.
: Not applicable.
: The authors declare no competing interests.