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Durability of left atrial appendage exclusion. Representative follow-up transoesophageal echocardiograms from 2 patients (A and B) with continued exclusion at least 6 months from index procedure. Left panels are pre-left atrial appendage exclusion; right panels are follow-up transoesophageal echocardiograms. AV: aortic valve; LA: left atrium; LV: left ventricle.
