1. Centro de Investigación, Biom,edica en Red de Salud Mental (CIBERSAM); Ministry of Science and Innovation; Madrid Spain
2. Department of Medicine and Psychiatry; IIS - Aragon; Universidad de Zaragoza; Zaragoza Spain
3. Health Service and Population Research Department; Institute of Psychiatry; King's College London; London UK
4. Department of Psychology and Sociology; IIS - Aragon; Universidad de Zaragoza; Zaragoza Spain
5. Department of Microbiology, Preventive Medicine and Public Health; Universidad de Zaragoza; Zaragoza Spain
6. Hospital Universitario de Getafe and Red Temática de Investigación Cooperativa en Envejecimiento y Fragilidad (RETICEF); Madrid Spain