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.
Dagres N, Sommer P, Anastasiou-Nana M, Hindricks G.Dagres N, et al.Expert Opin Pharmacother. 2011 Jun;12(9):1359-67. doi: 10.1517/14656566.2011.555397. Epub 2011 Feb 26.Expert Opin Pharmacother. 2011.PMID: 21352091Review.