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Is idiopathic hirsutism idiopathic?
de Kroon RWPM, den Heijer M, Heijboer AC. de Kroon RWPM, et al. Among authors: heijboer ac. Clin Chim Acta. 2022 Jun 1;531:17-24. doi: 10.1016/j.cca.2022.03.011. Epub 2022 Mar 12. Clin Chim Acta. 2022. PMID: 35292252 Free article. Review.
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: heijboer ac. 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: heijboer ac. 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.
Vitamin D supplementation to prevent depression and poor physical function in older adults: Study protocol of the D-Vitaal study, a randomized placebo-controlled clinical trial.
de Koning EJ, van Schoor NM, Penninx BW, Elders PJ, Heijboer AC, Smit JH, Bet PM, van Tulder MW, den Heijer M, van Marwijk HW, Lips P. de Koning EJ, et al. Among authors: heijboer ac. BMC Geriatr. 2015 Nov 19;15:151. doi: 10.1186/s12877-015-0148-3. BMC Geriatr. 2015. PMID: 26585952 Free PMC article. Clinical Trial.
Comparison of eight routine unpublished LC-MS/MS methods for the simultaneous measurement of testosterone and androstenedione in serum.
Büttler RM, Martens F, Ackermans MT, Davison AS, van Herwaarden AE, Kortz L, Krabbe JG, Lentjes EG, Syme C, Webster R, Blankenstein MA, Heijboer AC. Büttler RM, et al. Among authors: heijboer ac. Clin Chim Acta. 2016 Feb 15;454:112-8. doi: 10.1016/j.cca.2016.01.002. Epub 2016 Jan 8. Clin Chim Acta. 2016. PMID: 26778410
232 results