Chen, Jun
Zhu, Liming
Yao, Xiaocong
Zhu, Zhongxin
Article History
Received: 14 March 2022
Accepted: 28 February 2023
First Online: 6 March 2023
Declarations
:
: The ethics review board of the National Center for Health Statistics approved all NHANES protocols and written informed consents were obtained from all participants.
: Not applicable.
: The authors declare that they have no competing interests.