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Authors
Liang, Jie
Zhao, Jun-Kang
Wang, Ju-Ping
Wang, Tong
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Funding
Funding for this research was provided by:
National Natural Science Foundation of China (81872715)
Key Laboratory of Highway Construction and Maintenance Technology in the Loess Region of Shanxi Transportation Research Institute (2018JD25)
National Institutes of Health (R01-HD30880, DK056350, R01- HD38700)
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Article History
Received: 28 April 2020
Accepted: 19 October 2020
First Online: 5 November 2020
Compliance with ethical standards
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: The authors have no conflicts of interest.
: The China Health and Nutrition Survey (CHNS) study was conducted according to the Helsinki declaration and approved by the institutional review committees of the University of North Carolina at Chapel Hill and the Chinese Institute of Nutrition and Food Safety, China Center for Disease Control and Prevention.
: All participants provided their written informed consent prior to participation.
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