[1] Donostia Univ Hosp, Osakidetza Basque Hlth Serv, Biodonostia Res Inst, Cardiol, San Sebastian, Spain
[2] Univ Hosp Girona Dr Josep Trueta, Internal Med, Girona, Spain
[3] Puerta de Hierro Majadahonda Univ Hosp, Cardiol, Madrid, Spain
[4] Cruces Univ Hosp, Cardiol, Baracaldo, Spain
[5] Basurto Univ Hosp, Cardiol, Bilbao, Spain
[6] Univ Hosp Araba, Cardiol, Vitoria, Spain
[7] Navarra Univ Hosp, Cardiol, Pamplona, Spain
[8] A Coruna Univ Hosp, Cardiol, La Coruna, Spain
[9] Univ Hosp Vall dHebron, Cardiol, Barcelona, Spain
[10] Univ Gen Hosp Ciudad Real, Cardiol, Ciudad Real, Spain