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Kolb C, Francis RA, VanBriesen JM.Kolb C, et al. Among authors: vanbriesen jm.J Environ Sci (China). 2017 Aug;58:191-207. doi: 10.1016/j.jes.2017.05.043. Epub 2017 Jun 10.J Environ Sci (China). 2017.PMID: 28774609
Francis RA, Vanbriesen JM, Small MJ.Francis RA, et al. Among authors: vanbriesen jm.Environ Sci Technol. 2010 Feb 15;44(4):1232-9. doi: 10.1021/es9028606.Environ Sci Technol. 2010.PMID: 20095529