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.
Johannessen KA, Mygland A, Gilhus NE, Aarli J, Vik-Mo H.Johannessen KA, et al. Among authors: gilhus ne.Am J Cardiol. 1992 Jan 1;69(1):129-32. doi: 10.1016/0002-9149(92)90688-u.Am J Cardiol. 1992.PMID: 1729861