Cao, Jiao-yu
Zhou, Xiao-juan
Zhang, Li-xiang
Article History
Received: 10 August 2025
Accepted: 20 March 2026
First Online: 31 March 2026
Declaration
:
: Approval for this study was obtained from the ethics review board of the National Center for Health Statistics (NCHS). All participants provided written informed consent. The experimental protocol was established in accordance with the ethical guidelines of the Declaration of Helsinki.
: Not applicable.
: The authors declare no competing interests.