1. Cardiovascular Program ICCC, Institut de Recerca de l'Hospital Santa Creu i Sant Pau—IIB Sant Pau, Barcelona, Spain.
2. CIBER Enfermedades Cardiovasculares (CIBERCV), Instituto de Salud Carlos III (ISCIII), Madrid, Spain.
3. Cardiology Unit, Department of Medicine Solna, Karolinska Institute, Karolinska University Hospital, Stockholm, Sweden.