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.
Osranek M, Bursi F, O'Leary PW, Bruce CJ, Sinak LJ, Chandrasekaran K, Seward JB.Osranek M, et al. Among authors: seward jb.J Am Soc Echocardiogr. 2003 May;16(5):480-4. doi: 10.1016/s0894-7317(03)00080-4.J Am Soc Echocardiogr. 2003.PMID: 12724659
Olivier M, O'leary PW, Pankratz VS, Lohse CM, Walsh BE, Tajik AJ, Seward JB.Olivier M, et al. Among authors: seward jb.J Am Soc Echocardiogr. 2003 Nov;16(11):1136-43. doi: 10.1067/S0894-7317(03)00635-7.J Am Soc Echocardiogr. 2003.PMID: 14608284