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.
Mullen CA, Vaughan TJ, Voisin MC, Brennan MA, Layrolle P, McNamara LM.Mullen CA, et al. Among authors: vaughan tj.J R Soc Interface. 2014 Dec 6;11(101):20140885. doi: 10.1098/rsif.2014.0885.J R Soc Interface. 2014.PMID: 25297316Free PMC article.