1. Department of Psychology and Sociology, University of Zaragoza, Zaragoza, Spain
2. Institute for Health Research Aragón (IIS Aragón), Zaragoza, Spain
3. Department of Medicine, Psychiatry and Dermatology, University of Zaragoza, Zaragoza, Spain
4. Bussiness Management and Organization Department, University of Zaragoza, Zaragoza, Spain
5. Department of Microbiology, Pediatrics, Radiology and Public Health, University of Zaragoza, Zaragoza, Spain