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Zuzak KJ, Schaeberle MD, Lewis EN, Levin IW.Zuzak KJ, et al. Among authors: lewis en.Anal Chem. 2002 May 1;74(9):2021-8. doi: 10.1021/ac011275f.Anal Chem. 2002.PMID: 12033302
Levin IW, Lewis EN.Levin IW, et al. Among authors: lewis en.Anal Chem. 1990 Nov 1;62(21):1101A-1111A. doi: 10.1021/ac00220a001.Anal Chem. 1990.PMID: 2291480Review.No abstract available.
Schaeberle MD, Kalasinsky VF, Luke JL, Lewis EN, Levin IW, Treado PJ.Schaeberle MD, et al. Among authors: lewis en.Anal Chem. 1996 Jun 1;68(11):1829-33. doi: 10.1021/ac951245a.Anal Chem. 1996.PMID: 8686910
Kidder LH, Kalasinsky VF, Luke JL, Levin IW, Lewis EN.Kidder LH, et al. Among authors: lewis en.Nat Med. 1997 Feb;3(2):235-7. doi: 10.1038/nm0297-235.Nat Med. 1997.PMID: 9018246