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.
Grinfeld L, Kramer JR Jr, Goormastic M, Aydinlar A, Proudfit WL.Grinfeld L, et al. Among authors: kramer jr jr.Cathet Cardiovasc Diagn. 1998 Jul;44(3):283-90. doi: 10.1002/(sici)1097-0304(199807)44:3<283::aid-ccd7>3.0.co;2-1.Cathet Cardiovasc Diagn. 1998.PMID: 9676797
Noto TJ Jr, Johnson LW, Krone R, Weaver WF, Clark DA, Kramer JR Jr, Vetrovec GW.Noto TJ Jr, et al. Among authors: kramer jr jr.Cathet Cardiovasc Diagn. 1991 Oct;24(2):75-83. doi: 10.1002/ccd.1810240202.Cathet Cardiovasc Diagn. 1991.PMID: 1742788
Bruschke AV, Kramer JR Jr, Bal ET, Haque IU, Detrano RC, Goormastic M.Bruschke AV, et al. Among authors: kramer jr jr.Am Heart J. 1989 Feb;117(2):296-305. doi: 10.1016/0002-8703(89)90772-2.Am Heart J. 1989.PMID: 2916405