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.
Cox JL, Lee E, Langer A, Armstrong PW, Naylor CD.Cox JL, et al. Among authors: naylor cd.CMAJ. 1997 Feb 15;156(4):497-505.CMAJ. 1997.PMID: 9054819Free PMC article.Clinical Trial.
Pfisterer M, Cox JL, Granger CB, Brener SJ, Naylor CD, Califf RM, van de Werf F, Stebbins AL, Lee KL, Topol EJ, Armstrong PW.Pfisterer M, et al. Among authors: naylor cd.J Am Coll Cardiol. 1998 Sep;32(3):634-40. doi: 10.1016/s0735-1097(98)00279-4.J Am Coll Cardiol. 1998.PMID: 9741504Free article.Clinical Trial.