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Wang Y, Xing F, Liu R, Liu L, Zhu Y, Wen Y, Sun W, Song Z.Wang Y, et al. Among authors: liu l, liu r.Int J Environ Res Public Health. 2015 Apr 22;12(4):4395-405. doi: 10.3390/ijerph120404395.Int J Environ Res Public Health. 2015.PMID: 25913184Free PMC article.
Yang X, Yao L, Wu H, Wang Y, Liu L, Wang J, Wang L.Yang X, et al. Among authors: liu l.Int J Environ Res Public Health. 2016 Aug 8;13(8):797. doi: 10.3390/ijerph13080797.Int J Environ Res Public Health. 2016.PMID: 27509514Free PMC article.
Pan B, Shen X, Liu L, Yang Y, Wang L.Pan B, et al. Among authors: liu l.Int J Environ Res Public Health. 2015 Oct 14;12(10):12761-75. doi: 10.3390/ijerph121012761.Int J Environ Res Public Health. 2015.PMID: 26473906Free PMC article.
Hao J, Wu D, Liu L, Li X, Wu H.Hao J, et al. Among authors: liu l.Int J Environ Res Public Health. 2015 Jun 12;12(6):6682-99. doi: 10.3390/ijerph120606682.Int J Environ Res Public Health. 2015.PMID: 26075725Free PMC article.
Lu L, Liu L, Sui G, Wang L.Lu L, et al. Among authors: liu l.Int J Environ Res Public Health. 2015 Nov 30;12(12):15088-99. doi: 10.3390/ijerph121214973.Int J Environ Res Public Health. 2015.PMID: 26633436Free PMC article.
Wu H, Liu L, Wang Y, Gao F, Zhao X, Wang L.Wu H, et al. Among authors: liu l.BMC Public Health. 2013 Aug 29;13:786. doi: 10.1186/1471-2458-13-786.BMC Public Health. 2013.PMID: 23985038Free PMC article.
Li X, Kan D, Liu L, Shi M, Wang Y, Yang X, Wang J, Wang L, Wu H.Li X, et al. Among authors: liu l.Int J Environ Res Public Health. 2015 Mar 10;12(3):2984-3001. doi: 10.3390/ijerph120302984.Int J Environ Res Public Health. 2015.PMID: 25764060Free PMC article.
Yang GY, Huang LH, Schmid KL, Li CG, Chen JY, He GH, Liu L, Ruan ZL, Chen WQ.Yang GY, et al. Among authors: liu l.Int J Environ Res Public Health. 2020 Feb 7;17(3):1056. doi: 10.3390/ijerph17031056.Int J Environ Res Public Health. 2020.PMID: 32046062Free PMC article.
Wang Y, Ramos A, Wu H, Liu L, Yang X, Wang J, Wang L.Wang Y, et al. Among authors: liu l.Int Arch Occup Environ Health. 2015 Jul;88(5):589-97. doi: 10.1007/s00420-014-0987-9. Epub 2014 Sep 26.Int Arch Occup Environ Health. 2015.PMID: 25256806
Liu L, Xu X, Wu H, Yang Y, Wang L.Liu L, et al.BMC Public Health. 2015 Jan 21;15:20. doi: 10.1186/s12889-015-1349-6.BMC Public Health. 2015.PMID: 25604331Free PMC article.