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.
Masoudi FA, Havranek EP, Smith G, Fish RH, Steiner JF, Ordin DL, Krumholz HM.Masoudi FA, et al. Among authors: ordin dl.J Am Coll Cardiol. 2003 Jan 15;41(2):217-23. doi: 10.1016/s0735-1097(02)02696-7.J Am Coll Cardiol. 2003.PMID: 12535812Free article.