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Reynolds DA, Kueper BH.Reynolds DA, et al. Among authors: kueper bh.Ground Water. 2002 Jul-Aug;40(4):368-77. doi: 10.1111/j.1745-6584.2002.tb02515.x.Ground Water. 2002.PMID: 12113355
Alexandra R, Gerhard JI, Kueper BH.Alexandra R, et al. Among authors: kueper bh.Ground Water. 2012 Sep-Oct;50(5):765-74. doi: 10.1111/j.1745-6584.2011.00907.x. Epub 2012 Jan 25.Ground Water. 2012.PMID: 22276594