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McGrady A, Kern-Buell C, Bush E, Khuder S, Grubb BP.McGrady A, et al. Among authors: grubb bp.Pacing Clin Electrophysiol. 2001 Mar;24(3):296-301. doi: 10.1046/j.1460-9592.2001.00296.x.Pacing Clin Electrophysiol. 2001.PMID: 11310297