1. Centro de Investigación Biomédica en Red de Salud Mental (CIBERSAM); Ministry of Science and Innovation; Madrid Spain
2. Department of Psychology and Sociology; Universidad de Zaragoza; Zaragoza Spain
3. Department of Microbiology, Preventive Medicine and Public Health; Universidad de Zaragoza; Zaragoza Spain
4. Psychiatry Service; Hospital Clínico Universitario; IIS - Aragon; Zaragoza Spain
5. Department of Medicine and Psychiatry; Universidad de Zaragoza; IIS - Aragon; Zaragoza Spain
6. Parc Sanitari Sant Joan de Déu; Universitat de Barcelona; Sant Boi de Llobregat Barcelona Spain
7. Hospital Universitario de Getafe and Red Temática de Investigación Cooperativa en Envejecimiento y Fragilidad (RETICEF); Madrid Spain
8. Neurology Service; Hospital Universitario Miguel Servet; Zaragoza Spain
9. Health Service and Population Research Department; Institute of Psychiatry; King's College London; London UK