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Liu G, Sun SD, Sun LN, Jin JX, Fang JX, Song PF, Wang T, Wu L, Mao HJ.Liu G, et al.Huan Jing Ke Xue. 2020 Oct 8;41(10):4470-4481. doi: 10.13227/j.hjkx.202003215.Huan Jing Ke Xue. 2020.PMID: 33124379Chinese.
Li Q, Yao WC, Zhao L, Zhang C, Zhang EY, Su YQ, Liu G.Li Q, et al. Among authors: liu g.Huan Jing Ke Xue. 2022 Jul 8;43(7):3781-3788. doi: 10.13227/j.hjkx.202109061.Huan Jing Ke Xue. 2022.PMID: 35791561Chinese.
Liu G, Shi Y, Tian HJ, Li H, Zhang L, Niu JJ, Guo GL, Zhang C.Liu G, et al.Huan Jing Ke Xue. 2018 Dec 8;39(12):5639-5646. doi: 10.13227/j.hjkx.201804087.Huan Jing Ke Xue. 2018.PMID: 30628410Chinese.
Liu G, Zhou X, Li Q, Shi Y, Guo G, Zhao L, Wang J, Su Y, Zhang C.Liu G, et al.Environ Pollut. 2020 Dec;267:115631. doi: 10.1016/j.envpol.2020.115631. Epub 2020 Sep 11.Environ Pollut. 2020.PMID: 33254608
Liu G, Bi R, Wang S, Li F, Guo G.Liu G, et al.Environ Monit Assess. 2013 Nov;185(11):9549-58. doi: 10.1007/s10661-013-3272-6. Epub 2013 Jun 9.Environ Monit Assess. 2013.PMID: 23748917