Sun, Jing
Guo, Ge
Article History
Received: 29 December 2022
Accepted: 2 March 2023
First Online: 22 March 2023
Declarations
:
: The authors declare that they have no competing interests.
: The study involving human participants were reviewed and approved by the NCHS. The Research Ethics Review Committee approved the NHANES survey protocol. Institutional Review Board approval and documented consent was obtained from participants ().
: Not applicable.