1. Department of Neurology, Hospital Clínico San Carlos, San Carlos Research Health Institute (IdISSC), 28040 Madrid, Spain
2. Department of Neurology, Institute of Neurosciences, Hospital Universitario Vithas La Milagrosa, Vithas Hospital Group, 28010 Madrid, Spain
3. Preventive Medicine and Public Health Teaching and Research Unit, Health Sciences Faculty, Universidad Rey Juan Carlos, 28922 Alcorcón, Spain
4. Department of Public Health and Maternal & Child Health, San Carlos Research Health Institute (IdISSC), Faculty of Medicine, Universidad Complutense de Madrid, 28040 Madrid, Spain