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MacKenzie AB, Stewart A, Cook GT, Mitchell L, Ellet DJ, Griffiths CR.MacKenzie AB, et al. Among authors: cook gt.Sci Total Environ. 2006 Oct 1;369(1-3):256-72. doi: 10.1016/j.scitotenv.2006.04.012. Epub 2006 Jun 6.Sci Total Environ. 2006.PMID: 16757016
Farmer JG, Anderson P, Cloy JM, Graham MC, MacKenzie AB, Cook GT.Farmer JG, et al. Among authors: cook gt.Sci Total Environ. 2009 Oct 15;407(21):5578-88. doi: 10.1016/j.scitotenv.2009.06.014. Epub 2009 Jul 30.Sci Total Environ. 2009.PMID: 19646736