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.
Viboud GI, Bliska JB.Viboud GI, et al. Among authors: bliska jb.EMBO J. 2001 Oct 1;20(19):5373-82. doi: 10.1093/emboj/20.19.5373.EMBO J. 2001.PMID: 11574469Free PMC article.