Shen, Juxiang
Sun, Jingyang
Lin, Shan
Du, Juan
Article History
Received: 9 February 2024
Accepted: 3 February 2025
First Online: 15 February 2025
Declarations
:
: Not applicable.
: The authors declare no competing interests.
: The study was approved by the institutional review board of National Center for Health Statistics (Protocol #2005-06) and all participants provided written informed consent.
: Not applicable.