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.
Gong JW, Liu HC, You XY, Yin L.Gong JW, et al. Among authors: liu hc.Appl Soft Comput. 2021 Apr;102:107118. doi: 10.1016/j.asoc.2021.107118. Epub 2021 Jan 20.Appl Soft Comput. 2021.PMID: 36570416Free PMC article.
Si SL, You XY, Liu HC, Huang J.Si SL, et al. Among authors: liu hc.Int J Environ Res Public Health. 2017 Aug 19;14(8):934. doi: 10.3390/ijerph14080934.Int J Environ Res Public Health. 2017.PMID: 28825613Free PMC article.
Liu HC, You JX, You XY, Su Q.Liu HC, et al.IEEE Trans Cybern. 2016 Aug;46(8):1839-50. doi: 10.1109/TCYB.2015.2455343. Epub 2015 Jul 30.IEEE Trans Cybern. 2016.PMID: 26259253
Shi H, Liu HC, Li P, Xu XG.Shi H, et al. Among authors: liu hc.Waste Manag. 2017 Jan;59:508-517. doi: 10.1016/j.wasman.2016.11.016. Epub 2016 Nov 17.Waste Manag. 2017.PMID: 27866995
Huang L, Mao LX, Chen Y, Liu HC.Huang L, et al. Among authors: liu hc.Appl Intell (Dordr). 2022;52(11):13296-13309. doi: 10.1007/s10489-021-02875-5. Epub 2022 Feb 26.Appl Intell (Dordr). 2022.PMID: 35250173Free PMC article.
Zhang L, Liu R, Jiang S, Luo G, Liu HC.Zhang L, et al. Among authors: liu r, liu hc.Healthcare (Basel). 2019 Dec 25;8(1):7. doi: 10.3390/healthcare8010007.Healthcare (Basel). 2019.PMID: 31881773Free PMC article.
Wang JJ, Miao ZH, Cui FB, Liu HC.Wang JJ, et al. Among authors: liu hc.Entropy (Basel). 2018 May 7;20(5):349. doi: 10.3390/e20050349.Entropy (Basel). 2018.PMID: 33265439Free PMC article.
Liu HC, You JX, Lu C, Shan MM.Liu HC, et al.Waste Manag. 2014 Nov;34(11):2355-64. doi: 10.1016/j.wasman.2014.07.016. Epub 2014 Aug 20.Waste Manag. 2014.PMID: 25151443
Liu R, Mou X, Liu HC.Liu R, et al. Among authors: liu hc.IISE Trans Occup Ergon Hum Factors. 2020 Oct-Dec;8(4):175-186. doi: 10.1080/24725838.2021.1875519. Epub 2021 Feb 26.IISE Trans Occup Ergon Hum Factors. 2020.PMID: 33448249