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.
McEwen BS.McEwen BS.Proc Natl Acad Sci U S A. 2012 Oct 16;109 Suppl 2(Suppl 2):17180-5. doi: 10.1073/pnas.1121254109. Epub 2012 Oct 8.Proc Natl Acad Sci U S A. 2012.PMID: 23045648Free PMC article.Review.