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Ambrosi CM, Ripplinger CM, Efimov IR, Fedorov VV.Ambrosi CM, et al. Among authors: fedorov vv.Heart Rhythm. 2011 Jan;8(1):101-8. doi: 10.1016/j.hrthm.2010.10.018. Epub 2010 Oct 19.Heart Rhythm. 2011.PMID: 20969974Free PMC article.