1. Heart Institute (iCor), University Hospital Germans Trias i Pujol, Ctra Canyet s/n, Badalona, Barcelona, Spain
2. CIBERCV, Instituto de Salud Carlos III, Madrid, Spain
3. Atrial Fibrillation Unit (UFA), Hospital Clinic, Universitat de Barcelona, IDIBAPS, Villarroel 170, Barcelona, Spain
4. Hospital Clinic de Valencia, Av. de Blasco Ibáñez, 17, València, Spain
5. Hospital Clinico San Carlos, Calle del Prof Martín Lagos, s/n, Madrid, Spain
6. Hospital de la Santa Creu i Sant Pau, Carrer de Sant Quintí, 89, Barcelona, Spain
7. Hospital Virgen de la Salud, Av. de Barber, 30, Toledo, Spain
8. Hospital del Mar, Passeig Marîtim, 25-29, Barcelona, Spain
9. Hospital Álvaro Cunqueiro, Vigo, Spain
10. Hospital Puerta de Hierro, Calle Manuel de Falla, 1, Majadahonda, Madrid, Spain