1. Cardiology Department, Severo Ochoa University Hospital, Calle Orellana s/n, 28911 Madrid, Spain
2. Faculty of Health Sciences, Valencian International University, 46002 Valencia, Spain
3. Endocrinology Department, Santiago University Clinical Hospital, 15706 Santiago de Compostela, Spain
4. Endocrinology Department, Hospital El Bierzo, 24404 Ponferrada, Spain
5. Nephrology Department, Gregorio Marañón General University Hospital, 28007 Madrid, Spain
6. Cardiology Department, San Juan de la Cruz Hospital, 23400 Úbeda, Spain
7. Endocrinology Department, Germans Trias i Pujol Hospital, 08916 Badalona, Spain
8. Internal Medicine Department, San Carlos Clinical University Hospital, 28034 Madrid, Spain
9. Cardiology Department, Burgos University Hospital, 09006 Burgos, Spain
10. Faculty of Health Sciences, Isabel I University, 09003 Burgos, Spain
11. Corella Health Center, 31591 Navarra, Spain
12. Geriatric Department, Gregorio Marañón University Hospital, 28007 Madrid, Spain