ESC Working Group on Cardiac Cellular Electrophysiology;
Sophia Antipolis Cedex 06903;
France;
Division of Cardiology;
Onassis Cardiac Surgery Center;
Athens 17674;
Greece;
Laboratory of Experimental Surgery and Surgical Research;
University of Athens Medical School;
Athens 11527;
Greece;
Department of Surgery;
Duke University;
Durham;
NC 27710;
United States;
Department of Clinical Therapeutics;
“Alexandra”Hospital;
University of Athens;
Athens 11528;
Greece;
Ventricular; tachycardia; Catheter; ablation; Epicardial; Sudden; cardiac; death; Novel; techniques; Substrate;