1. Department of Cardiology Hospital Universitario de Salamanca—IBSAL, University of Salamanca Paseo de San Vicente 58‐187 37007 Salamanca Spain
2. CIBERCV Instituto de Salud Carlos III Madrid Spain
3. Department of Cardiology Hospital La Paz—IdiPAZ Madrid Spain
4. Department of Cardiology Hospital Puerta de Hierro—IDIPHISA, Majadahonda Madrid Spain
5. Department of Cardiology Hospital Virgen de la Macarena—IBiS Seville Spain
6. Department of Cardiology Hospital Universitari Germans Trias I Pujol—IGTP, Badalona Barcelona Spain
7. Department of Cardiology Hospital Clínico Universitario de Santiago de Compostela—IDIS Santiago de Compostela, A Coruña Spain