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Simultaneous measurement of testosterone, androstenedione and dehydroepiandrosterone (DHEA) in serum and plasma using Isotope-Dilution 2-Dimension Ultra High Performance Liquid-Chromatography Tandem Mass Spectrometry (ID-LC-MS/MS).
Büttler RM, Martens F, Kushnir MM, Ackermans MT, Blankenstein MA, Heijboer AC. Büttler RM, et al. Among authors: martens f. Clin Chim Acta. 2015 Jan 1;438:157-9. doi: 10.1016/j.cca.2014.08.023. Epub 2014 Aug 27. Clin Chim Acta. 2015. PMID: 25172041
Determination of cortisol and cortisone in human mother's milk.
van der Voorn B, Martens F, Peppelman NS, Rotteveel J, Blankenstein MA, Finken MJ, Heijboer AC. van der Voorn B, et al. Among authors: martens f. Clin Chim Acta. 2015 Apr 15;444:154-5. doi: 10.1016/j.cca.2015.02.015. Epub 2015 Feb 14. Clin Chim Acta. 2015. PMID: 25687161 No abstract available.
Interference in human chorionic gonadotropin (hCG) analysis by macro-hCG.
Heijboer AC, Martens F, Mulder SD, Schats R, Blankenstein MA. Heijboer AC, et al. Among authors: martens f. Clin Chim Acta. 2011 Nov 20;412(23-24):2349-50. doi: 10.1016/j.cca.2011.08.004. Epub 2011 Aug 8. Clin Chim Acta. 2011. PMID: 21851812 No abstract available.
Instability of corticotropin during long-term storage - myth or reality?
Hillebrand JJ, Zhou L, Marcinkus MA, Datwyler M, Gawel SH, Martens F, Davis GJ, Heijboer AC. Hillebrand JJ, et al. Among authors: martens f. Clin Chem Lab Med. 2021 Oct 13;60(1):60-65. doi: 10.1515/cclm-2021-0818. Print 2022 Jan 26. Clin Chem Lab Med. 2021. PMID: 34643074 Free article.
239 results