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.
Ronner E, Boersma E, Akkerhuis KM, Harrington RA, Lincoff AM, Deckers JW, Karsch K, Kleiman NS, Vahanian A, Topol EJ, Califf RM, Simoons ML.Ronner E, et al. Among authors: califf rm.Eur Heart J. 2002 Feb;23(3):239-46. doi: 10.1053/euhj.2001.2736.Eur Heart J. 2002.PMID: 11792139Clinical Trial.
Topol EJ, Armstrong P, Van de Werf F, Kleiman N, Lee K, Morris D, Simoons M, Barbash G, White H, Califf RM.Topol EJ, et al. Among authors: califf rm.J Am Coll Cardiol. 1992 May;19(6):1123-8. doi: 10.1016/0735-1097(92)90312-b.J Am Coll Cardiol. 1992.PMID: 1564212Free article.Clinical Trial.