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.
Sabri M, Binder JR, Desai R, Medler DA, Leitl MD, Liebenthal E.Sabri M, et al.Neuroimage. 2008 Feb 1;39(3):1444-56. doi: 10.1016/j.neuroimage.2007.09.052. Epub 2007 Oct 11.Neuroimage. 2008.PMID: 17996463Free PMC article.