Zhang, Jingzhou
Hu, Xiao
Tian, Xinlun
Xu, Kai-Feng
Funding for this research was provided by:
National Key Basic Research Program of China (2015CB553402)
Article History
Received: 16 January 2018
Accepted: 21 May 2018
First Online: 31 May 2018
Ethics approval and consent to participate
: The NHANES protocols were reviewed and approved by the Research Ethics Review Board of National Center for Health Statistics. Written informed consents were obtained from all NHANES participants.
: The authors declare that they have no competing interests.
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