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Figure 1 Flow-chart relating clinical arrhythmia, results of pre- and post-revascularization electrophysiological studies (1st EPS and 2nd EPS) and follow-up (F-up). Death = death during surgery; NA = no arrhythmia recurrence during follow-up; NI = noninducible; SCD = sudden cardiac death during follow-up; VF = ventricular fibrillation; VT = ventricular tachycardia. Numbers indicate patients in each category.
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