An official website of the United States government
The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before
sharing sensitive information, make sure you’re on a federal
government site.
The site is secure.
The https:// ensures that you are connecting to the
official website and that any information you provide is encrypted
and transmitted securely.
Zhang MX, Yan HF, Wu JY, Zheng YJ.Zhang MX, et al. Among authors: zheng yj.Int J Environ Res Public Health. 2020 Mar 27;17(7):2275. doi: 10.3390/ijerph17072275.Int J Environ Res Public Health. 2020.PMID: 32230995Free PMC article.
Chen S, Zheng Y, Cattani C, Wang W.Chen S, et al.Comput Math Methods Med. 2012;2012:769702. doi: 10.1155/2012/769702. Epub 2011 Nov 24.Comput Math Methods Med. 2012.PMID: 22162724Free PMC article.Review.
Song Q, Zheng YJ, Yang J, Huang YJ, Sheng WG, Chen SY.Song Q, et al. Among authors: zheng yj.IEEE Trans Cybern. 2023 Jun;53(6):3859-3872. doi: 10.1109/TCYB.2022.3164412. Epub 2023 May 17.IEEE Trans Cybern. 2023.PMID: 35446778
Song Q, Zheng YJ, Yang J.Song Q, et al. Among authors: zheng yj.Int J Environ Res Public Health. 2019 Mar 7;16(5):838. doi: 10.3390/ijerph16050838.Int J Environ Res Public Health. 2019.PMID: 30866562Free PMC article.