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del Carmen Candia-Plata M, García J, Guzmán R, Porath J, Vázquez-Moreno L.del Carmen Candia-Plata M, et al.J Chromatogr A. 2006 Jun 23;1118(2):211-7. doi: 10.1016/j.chroma.2006.03.097. Epub 2006 Apr 18.J Chromatogr A. 2006.PMID: 16620854