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Moliner-Martínez Y, Campíns-Falcó P, Herráez-Hernández R.Moliner-Martínez Y, et al.J Chromatogr A. 2004 Dec 3;1059(1-2):17-24. doi: 10.1016/j.chroma.2004.10.021.J Chromatogr A. 2004.PMID: 15628120
Herráez-Hernández R, Soriano-Vega E, Campíns-Falcó P.Herráez-Hernández R, et al.J Chromatogr B Biomed Appl. 1994 Aug 19;658(2):303-10. doi: 10.1016/0378-4347(94)00241-x.J Chromatogr B Biomed Appl. 1994.PMID: 7820258