Priori, Silvia G., Blomström-Lundqvist, Carina, Mazzanti, Andrea, Blom, Nico, Borggrefe, Martin, Camm, John, Elliott, Perry Mark, Fitzsimons, Donna, Hatala, Robert, Hindricks, Gerhard, Kirchhof, Paulus, Kjeldsen, Keld, Kuck, Karl-Heinz, Hernandez-Madrid, Antonio, Nikolaou, Nikolaos, Norekvål, Tone M., Spaulding, Christian, Van Veldhuisen, Dirk J., Authors/Task Force Members, and Task Force for the Management of Patients with Ventricular Arrhythmias and the Prevention of Sudden Cardiac Death of the European Society of Cardiology (ESC)