1. Biomedical Research Institute of Salamanca (IBSAL), Primary Care Research Unit of Salamanca (APISAL), Health Service of Castile and Leon (SACyL), Salamanca, Spain
2. Department of Nursing and Physiotherapy, University of Salamanca, Salamanca, Spain
3. Department of Statistics, University of Salamanca, Salamanca, Spain
4. Iberian Network on Arterial Structure, Central Hemodynamics and Neurocognition, Portugal and Spain
5. Department of Medicine, University of Salamanca, Salamanca, Spain
6. Department of Biomedical and Diagnostic Sciences, University of Salamanca, Salamanca, Spain