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Leach FE 3rd, Kharchenko A, Heeren RM, Nikolaev E, Amster IJ.Leach FE 3rd, et al.J Am Soc Mass Spectrom. 2010 Feb;21(2):203-8. doi: 10.1016/j.jasms.2009.10.001. Epub 2009 Oct 6.J Am Soc Mass Spectrom. 2010.PMID: 19896390Free PMC article.
Boldin IA, Nikolaev EN.Boldin IA, et al. Among authors: nikolaev en.Rapid Commun Mass Spectrom. 2011 Jan 15;25(1):122-6. doi: 10.1002/rcm.4838.Rapid Commun Mass Spectrom. 2011.PMID: 21154659