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Mena JA, Ramírez OT, Palomares LA.Mena JA, et al. Among authors: ramirez ot.J Chromatogr B Analyt Technol Biomed Life Sci. 2005 Sep 25;824(1-2):267-76. doi: 10.1016/j.jchromb.2005.07.034.J Chromatogr B Analyt Technol Biomed Life Sci. 2005.PMID: 16095985
Benavides J, Mena JA, Cisneros-Ruiz M, Ramírez OT, Palomares LA, Rito-Palomares M.Benavides J, et al. Among authors: ramirez ot.J Chromatogr B Analyt Technol Biomed Life Sci. 2006 Sep 14;842(1):48-57. doi: 10.1016/j.jchromb.2006.05.006. Epub 2006 May 24.J Chromatogr B Analyt Technol Biomed Life Sci. 2006.PMID: 16725390