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.
Mele D, Pasanisi G, Heimdal A, Cittanti C, Guardigli G, Levine RA, Sutherland G, Ferrari R.Mele D, et al. Among authors: levine ra.J Am Soc Echocardiogr. 2004 Apr;17(4):313-21. doi: 10.1016/j.echo.2003.12.018.J Am Soc Echocardiogr. 2004.PMID: 15044863
Mele D, Vandervoort P, Palacios I, Rivera JM, Dinsmore RE, Schwammenthal E, Marshall JE, Weyman AE, Levine RA.Mele D, et al. Among authors: levine ra.Circulation. 1995 Feb 1;91(3):746-54. doi: 10.1161/01.cir.91.3.746.Circulation. 1995.PMID: 7828303
Scherrer-Crosbie M, Liel-Cohen N, Otsuji Y, Guerrero JL, Sullivan S, Levine RA, Picard MH.Scherrer-Crosbie M, et al. Among authors: levine ra.J Am Soc Echocardiogr. 2000 May;13(5):353-7. doi: 10.1016/s0894-7317(00)70004-6.J Am Soc Echocardiogr. 2000.PMID: 10804432