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.
Volkow-Fernández P, Rodríguez CF, Cornejo-Juárez P.Volkow-Fernández P, et al.J Med Case Rep. 2012 Dec 28;6:426. doi: 10.1186/1752-1947-6-426.J Med Case Rep. 2012.PMID: 23273314Free PMC article.