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.
Dragulescu A, Mertens L, Friedberg MK.Dragulescu A, et al. Among authors: mertens l.Circ Cardiovasc Imaging. 2013 Mar 1;6(2):254-61. doi: 10.1161/CIRCIMAGING.112.000175. Epub 2013 Jan 23.Circ Cardiovasc Imaging. 2013.PMID: 23343514
Mohammed A, Mertens L, Friedberg MK.Mohammed A, et al. Among authors: mertens l.J Am Soc Echocardiogr. 2009 Feb;22(2):145-51. doi: 10.1016/j.echo.2008.11.010. Epub 2008 Dec 19.J Am Soc Echocardiogr. 2009.PMID: 19101113