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.
Blom NA, Gittenberger-de Groot AC, DeRuiter MC, Poelmann RE, Mentink MM, Ottenkamp J.Blom NA, et al.Circulation. 1999 Feb 16;99(6):800-6. doi: 10.1161/01.cir.99.6.800.Circulation. 1999.PMID: 9989966
De Groot NM, Kuijper AF, Blom NA, Bootsma M, Schalij MJ.De Groot NM, et al. Among authors: blom na.Pacing Clin Electrophysiol. 2001 Sep;24(9 Pt 1):1334-42. doi: 10.1046/j.1460-9592.2001.01334.x.Pacing Clin Electrophysiol. 2001.PMID: 11584455