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.
Saviola G, Zaghini I, Abdi-Ali L, Ferlini G, Sacco S, Rossini M.Saviola G, et al.Saudi Med J. 2016 Feb;37(2):212-4. doi: 10.15537/smj.2016.2.12724.Saudi Med J. 2016.PMID: 26837407Free PMC article.