Department of Cardiology,First Affiliated Hospital of Harbin Medical University,Harbin,Heilongjiang 150001,China;
Department of Cardiology,First Affiliated Hospital of Harbin Medical University,Harbin,Heilongjiang 150001,China;
Department of Cardiology,First Affiliated Hospital of Harbin Medical University,Harbin,Heilongjiang 150001,China;
Department of Cardiology,First Affiliated Hospital of Harbin Medical University,Harbin,Heilongjiang 150001,China;
Department of Cardiology,First Affiliated Hospital of Harbin Medical University,Harbin,Heilongjiang 150001,China;
Department of Cardiology,First Affiliated Hospital of Harbin Medical University,Harbin,Heilongjiang 150001,China;
ventricular tachycardia; valve annulus; radiofrequency catheter ablation;