[1] Hosp Univ Vall dHebron, Vall dHebron Inst Recerca VHIR, Stat & Bioinformat Unit, Vall dHebron Barcelona Hosp Campus, Barcelona, Spain
[2] Univ Autonoma Barcelona, Dept Med, Bellaterra, Spain
[3] Inst Salud Carlos III, CIBER Enfermedades Cardiovasc CIBER CV, Madrid, Spain
[4] Hosp Univ Germans Tries & Pujol, Inst Clin Cardiovasc, Unitat Arritmies, Barcelona, Spain
[5] Hosp Gen Univ Valencia, Valencia, Spain
[6] Hosp Cruces, Bizkaia, Spain
[7] Hosp Univ Marques de Valdecilla, Unidad Arritmias, Santander, Spain
[8] Hosp Univ Dr Peset, Valencia, Spain
[9] Hosp Univ Puerta Mar, Cadiz, Spain
[10] Serv Cardiol, Unidad Arritmias, Complexo Hosp Pontevedra,Mourente Montecelo, Pontevedra 36071, Spain
[11] Hosp Univ Griona Dr Josep Trueta, Dept Cardiol, Girona, Spain
[12] Hosp Univ Vall dHebron, Dept Cardiol, Inst Recerca, Passeig Vall dHebron 119-129, Barcelona 08035, Spain
[13] Inst Salud Carlos III, CIBER Epidemiol & Salud Publ CIBER ESP, Madrid, Spain