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.
Millane TA, Ward DE, Camm AJ.Millane TA, et al. Among authors: ward de.Clin Cardiol. 1992 Feb;15(2):103-8. doi: 10.1002/clc.4960150210.Clin Cardiol. 1992.PMID: 1371093Free article.Review.
Stewart JT, Ward DE, Davies MJ, Pepper JR.Stewart JT, et al. Among authors: ward de.Eur Heart J. 1987 Aug;8(8):917-20. doi: 10.1093/oxfordjournals.eurheartj.a062359.Eur Heart J. 1987.PMID: 3665950