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.
de Macedo AN, Teo K, Mente A, McQueen MJ, Zeidler J, Poirier P, Lear SA, Wielgosz A, Britz-McKibbin P.de Macedo AN, et al.Anal Chem. 2014 Oct 21;86(20):10010-5. doi: 10.1021/ac503231u. Epub 2014 Oct 8.Anal Chem. 2014.PMID: 25280130
Ptolemy AS, Britz-McKibbin P.Ptolemy AS, et al.J Chromatogr A. 2006 Feb 17;1106(1-2):7-18. doi: 10.1016/j.chroma.2005.11.012. Epub 2005 Dec 5.J Chromatogr A. 2006.PMID: 16336972Review.