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.
Yager JE, Felker GM.Yager JE, et al. Among authors: felker gm.Am Heart J. 2004 Aug;148(2):252-3. doi: 10.1016/j.ahj.2004.06.013.Am Heart J. 2004.PMID: 15308994No abstract available.