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.
Klein AL, Oh JK, Miller FA, Seward JB, Tajik AJ.Klein AL, et al. Among authors: oh jk.J Am Soc Echocardiogr. 1988 Jan-Feb;1(1):48-59. doi: 10.1016/s0894-7317(88)80063-4.J Am Soc Echocardiogr. 1988.PMID: 3078541Review.
Kishon Y, Oh JK, Schaff HV, Mullany CJ, Tajik AJ, Gersh BJ.Kishon Y, et al. Among authors: oh jk.Mayo Clin Proc. 1992 Nov;67(11):1023-30. doi: 10.1016/s0025-6196(12)61116-1.Mayo Clin Proc. 1992.PMID: 1434862