Yin, Zhiqiang
Yan, Haihong
Yu, Yin
Liu, Yupeng
Article History
Received: 3 February 2022
Accepted: 30 July 2022
First Online: 17 August 2022
Declarations
:
: All procedures were followed by the ethical standards of the responsible committee on human experimentation and with the Helsinki Declaration of 1975, as revised in 2000. This study was approved by the Institutional Review Board of the National Center for Health Statistics NHANES. All participants gave their written informed consent.
: Not applicable.
: The authors declare that they have no conflict of interest.