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Klampfl CW, Buchberger W, Haddad PR.Klampfl CW, et al.J Chromatogr A. 2000 Jun 9;881(1-2):357-64. doi: 10.1016/s0021-9673(00)00171-0.J Chromatogr A. 2000.PMID: 10905719Review.
Klampfl CW, Buchberger W, Haddad PR.Klampfl CW, et al.J Chromatogr A. 2001 Mar 16;911(2):277-83. doi: 10.1016/s0021-9673(01)00515-5.J Chromatogr A. 2001.PMID: 11293589