1. Primary Care Research Unit of Salamanca (APISAL) Institute of Biomedical Research of Salamanca (IBSAL) Health Service of Castilla y León (SACyL) Salamanca Spain
2. Department of Biomedical and Diagnostic Sciences University of Salamanca (USAL) Salamanca Spain
3. Cardiology Department Institute of Biomedical Research of Salamanca (IBSAL) Hospital Universitario Health Service of Castilla y León (SACyL) Salamanca Spain
4. Department of Nurse and Physiotherapy University of Salamanca (USAL) Salamanca Spain
5. Department of Medicine University of Salamanca (USAL) Salamanca Spain