Zhang, Dan
Wu, Ming
Yi, Xiaodan
Shi, Juping
Ouyang, Yu
Dong, Nan
Gong, Guifang
Guo, Lianying
Zhou, Lin
Article History
Received: 20 June 2023
Accepted: 26 August 2024
First Online: 4 September 2024
Competing interests
: The authors declare no competing interests.
: Our study was conducted according to the tenets of the Declaration of Helsinki. The investigation was reviewed and approved by the Ethics Committee of the Shenyang Center for Disease Control and Prevention. Written informed consent was obtained from the legal guardians of all participants.