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. 2012 May;166(2):557–568. doi: 10.1111/j.1476-5381.2011.01721.x

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© 2011 The Authors. British Journal of Pharmacology © 2011 The British Pharmacological Society

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Representative example of EAD and polymorphic VT in the presence of erythromycin and after additional infusion of verapamil during bradycardia (AV block) and hypokalaemia in an isolated Langendorff-perfused heart from a CHF rabbit. ECG characteristics and MAP recordings [distribution of MAP catheters. Left heart: MAP I = base anterior, MAP IV = base posterior, MAP V = between basis and apex (posterolateral), MAP VI = between basis and apex (inferior); MAP VII = apex, MAP VIII = endocardial; right heart: MAP II = apex, MAP III = bases].