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Gallo MB, Beltrame FL, Vieira PC, Cass QB, Fernandes JB, da Silva MF.Gallo MB, et al. Among authors: vieira pc.J Chromatogr B Analyt Technol Biomed Life Sci. 2006 Feb 17;832(1):36-40. doi: 10.1016/j.jchromb.2005.12.006. Epub 2006 Jan 26.J Chromatogr B Analyt Technol Biomed Life Sci. 2006.PMID: 16443404