1. School of Nursing and Physiotherapy, University of Salamanca, 37007 Salamanca, Spain
2. Internal Medicine Service, Institute for Biomedical Research of Salamanca (IBSAL), University Hospital of Salamanca, 37007 Salamanca, Spain
3. Internal Medicine Service, University Hospital of Salamanca, 37007 Salamanca, Spain
4. Health Care Quality Unit, University Hospital of Salamanca, 37007 Salamanca, Spain
5. Training, Development and Innovation Area, University Hospital of Salamanca, 37007 Salamanca, Spain
6. Preventive Medicine, Epidemiology and Public Health Area, University of Salamanca, 37007 Salamanca, Spain
7. Biomedical Research Institute of Salamanca-Research Centre for Tropical Diseases at the University of Salamanca (IBSAL-CIETUS), Faculty of Pharmacy, University of Salamanca, 37007 Salamanca, Spain