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Berna M, Shugert R, Mullen J.Berna M, et al.J Mass Spectrom. 1998 Feb;33(2):138-43. doi: 10.1002/(SICI)1096-9888(199802)33:2<138::AID-JMS617>3.0.CO;2-7.J Mass Spectrom. 1998.PMID: 9487688
Berna M, Shugert R, Mullen J.Berna M, et al.J Mass Spectrom. 1998 Oct;33(10):1003-8. doi: 10.1002/(SICI)1096-9888(1998100)33:10<1003::AID-JMS716>3.0.CO;2-P.J Mass Spectrom. 1998.PMID: 9821331
Berna M, Ackermann B, Ruterbories K, Glass S.Berna M, et al.J Chromatogr B Analyt Technol Biomed Life Sci. 2002 Feb 5;767(1):163-8. doi: 10.1016/s0378-4347(01)00548-5.J Chromatogr B Analyt Technol Biomed Life Sci. 2002.PMID: 11863288
Berna MJ, Zhen Y, Watson DE, Hale JE, Ackermann BL.Berna MJ, et al.Anal Chem. 2007 Jun 1;79(11):4199-205. doi: 10.1021/ac070051f. Epub 2007 Apr 21.Anal Chem. 2007.PMID: 17447729