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Barr DB, Needham LL.Barr DB, et al.J Chromatogr B Analyt Technol Biomed Life Sci. 2002 Oct 5;778(1-2):5-29. doi: 10.1016/s1570-0232(02)00035-1.J Chromatogr B Analyt Technol Biomed Life Sci. 2002.PMID: 12376114Review.