Zhang, Li-xiang
Wang, Ting-ting
Jiang, Ying
Hou, Shan-bing
Zhao, Fang-fang
Zhou, Xiao-juan
Cao, Jiao-yu
Article History
Received: 27 April 2024
Accepted: 9 October 2024
First Online: 19 October 2024
Declarations
:
: Approval of this study was obtained from the ethics review board of the National Center for Health Statistics(NCHS). All participants gave written informed consent. The experimental protocol was established according to the ethical guidelines of the Declaration of Helsinki.
: The authors declare no competing interests.