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.
Fung AY, Lai P, Juni JE, Bourdillon PD, Walton JA Jr, Laufer N, Buda AJ, Pitt B, O'Neill WW.Fung AY, et al.J Am Coll Cardiol. 1986 Sep;8(3):496-503. doi: 10.1016/s0735-1097(86)80173-5.J Am Coll Cardiol. 1986.PMID: 2943781Free article.Clinical Trial.