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.
Harris AD, Murphy K, Diaz CM, Saxena N, Hall JE, Liu TT, Wise RG.Harris AD, et al.NMR Biomed. 2013 Dec;26(12):1844-52. doi: 10.1002/nbm.3026. Epub 2013 Oct 7.NMR Biomed. 2013.PMID: 24123253Free PMC article.