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Onnerfjord P, Eremin SA, Emnéus J, Marko-Varga G.Onnerfjord P, et al.J Chromatogr A. 1998 Mar 27;800(2):219-30. doi: 10.1016/s0021-9673(97)01159-x.J Chromatogr A. 1998.PMID: 9561764
Torto N, Bång J, Richardson S, Nilsson GS, Gorton L, Laurell T, Marko-Varga G.Torto N, et al.J Chromatogr A. 1998 May 15;806(2):265-78. doi: 10.1016/s0021-9673(98)00063-6.J Chromatogr A. 1998.PMID: 9646483
Burestedt E, Kjellström S, Emnéus J, Marko-Varga G.Burestedt E, et al.Anal Biochem. 2000 Mar 1;279(1):46-54. doi: 10.1006/abio.1999.4442.Anal Biochem. 2000.PMID: 10683229