[1] Hosp Univ La Paz, Serv Cardiol, IdiPaz, Madrid 28036, Spain
[2] Soc Espanola Cardiol, Madrid, Spain
[3] Hosp Clin Univ Santiago de Compostela, Serv Cardiol, Santiago De Compostela, A Coruna, Spain
[4] Univ Hosp Santa Maria, European Soc Cardiol, Lisbon, Portugal
[5] Univ Hosp Santa Maria, Dept Cardiol, Lisbon, Portugal
[6] Complexo Hosp Univ A Coruna, Soc Espanola Cirugia Toracica Cardiovasc, La Coruna, Spain
[7] Complexo Hosp Univ A Coruna, Serv Cirugia Cardiaca, La Coruna, Spain
[8] Hosp Santa Creu & Sant Pau, Ctr Invest Cardiovasc CSIC ICCC, Barcelona, Spain
[9] Hosp Univ La Paz, Serv Cardiol, Unidad Rehabil Cardiaca, IdiPaz, Madrid, Spain
[10] Hosp Univ Gregorio Maranon, Serv Cardiol, Unidad Electrofisiol & Arritmias, Madrid, Spain
[11] Hosp Infanta Crsitina, Serv Cardiol, Unidad Cardiol Intervencionista, Badajoz, Spain
[12] ERESA Med Ctr, Serv Cardiol, Unidad Imagen Cardiaca, Valencia, Spain
[13] Hosp Univ Virgen de la Arrixaca, Serv Cardiol, Murcia, Spain
[14] Hosp Clin & Univ Barcelona, Thorax Inst, Dept Cardiac Surg, Barcelona, Spain
[15] Hosp Santa Creu & Sant Pau, Unidad Cuidados Intens Cardiol, Barcelona, Spain
[16] Hosp Univ Ramon & Cajal, Serv Cardiol, Madrid, Spain