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Heersche JH, Blom NA, van de Heuvel F, Blank C, Reimer AG, Clur SA, Witsenburg M, ten Harkel AD.Heersche JH, et al. Among authors: blom na.Pacing Clin Electrophysiol. 2010 Feb;33(2):179-85. doi: 10.1111/j.1540-8159.2009.02603.x. Epub 2009 Dec 15.Pacing Clin Electrophysiol. 2010.PMID: 20025697
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