An official website of the United States government
The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before
sharing sensitive information, make sure you’re on a federal
government site.
The site is secure.
The https:// ensures that you are connecting to the
official website and that any information you provide is encrypted
and transmitted securely.
Kvitvang HF, Bruheim P.Kvitvang HF, et al.J Chromatogr B Analyt Technol Biomed Life Sci. 2015 Aug 15;998-999:45-9. doi: 10.1016/j.jchromb.2015.06.018. Epub 2015 Jun 20.J Chromatogr B Analyt Technol Biomed Life Sci. 2015.PMID: 26151192
Kvitvang HF, Kristiansen KA, Bruheim P.Kvitvang HF, et al.J Chromatogr A. 2014 Nov 28;1370:70-9. doi: 10.1016/j.chroma.2014.10.029. Epub 2014 Oct 20.J Chromatogr A. 2014.PMID: 25454131