1. Heart Failure Clinic and Cardiology Service University Hospital Germans Trias i Pujol Badalona Spain
2. Department of Medicine Universitat Autonoma de Barcelona Barcelona Spain
3. CIBERCV Instituto de Salud Carlos III Madrid Spain
4. Department of Medicine Universitat de Barcelona Barcelona Spain
5. Cardiology Department Hospital Clínico Universitario, INCLIVA Valencia Spain
6. Departament of Medicine Universidad de Valencia Valencia Spain