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Frommberger M, Schmitt-Kopplin P, Ping G, Frisch H, Schmid M, Zhang Y, Hartmann A, Kettrup A.Frommberger M, et al.Anal Bioanal Chem. 2004 Feb;378(4):1014-20. doi: 10.1007/s00216-003-2400-5. Epub 2003 Dec 11.Anal Bioanal Chem. 2004.PMID: 14668971
Fekete A, Frommberger M, Rothballer M, Li X, Englmann M, Fekete J, Hartmann A, Eberl L, Schmitt-Kopplin P.Fekete A, et al.Anal Bioanal Chem. 2007 Jan;387(2):455-67. doi: 10.1007/s00216-006-0970-8. Epub 2006 Dec 13.Anal Bioanal Chem. 2007.PMID: 17165024
Englmann M, Fekete A, Gebefügi I, Schmitt-Kopplin P.Englmann M, et al.Anal Bioanal Chem. 2007 Jul;388(5-6):1109-16. doi: 10.1007/s00216-007-1335-7. Epub 2007 Jun 5.Anal Bioanal Chem. 2007.PMID: 17549459
Harir M, Frommberger M, Gaspar A, Martens D, Kettrup A, El Azzouzi M, Schmitt-Kopplin P.Harir M, et al.Anal Bioanal Chem. 2007 Nov;389(5):1459-67. doi: 10.1007/s00216-007-1343-7. Epub 2007 Jun 7.Anal Bioanal Chem. 2007.PMID: 17554530
Götz C, Fekete A, Gebefuegi I, Forczek ST, Fuksová K, Li X, Englmann M, Gryndler M, Hartmann A, Matucha M, Schmitt-Kopplin P, Schröder P.Götz C, et al.Anal Bioanal Chem. 2007 Nov;389(5):1447-57. doi: 10.1007/s00216-007-1579-2. Epub 2007 Sep 26.Anal Bioanal Chem. 2007.PMID: 17899036
Hertkorn N, Ruecker C, Meringer M, Gugisch R, Frommberger M, Perdue EM, Witt M, Schmitt-Kopplin P.Hertkorn N, et al.Anal Bioanal Chem. 2007 Nov;389(5):1311-27. doi: 10.1007/s00216-007-1577-4. Epub 2007 Oct 9.Anal Bioanal Chem. 2007.PMID: 17924102Free PMC article.
Hertkorn N, Frommberger M, Witt M, Koch BP, Schmitt-Kopplin P, Perdue EM.Hertkorn N, et al.Anal Chem. 2008 Dec 1;80(23):8908-19. doi: 10.1021/ac800464g.Anal Chem. 2008.PMID: 19551926