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.
Roberts A, Pachter L.Roberts A, et al. Among authors: pachter l.Nat Methods. 2013 Jan;10(1):71-3. doi: 10.1038/nmeth.2251. Epub 2012 Nov 18.Nat Methods. 2013.PMID: 23160280Free PMC article.