1. Department of Social, Work and Differential Psychology, Faculty of Psychology, Complutense University of Madrid, Madrid, Spain
2. Interuniversity Doctoral Program in Health Sciences, University of Seville, Seville, Spain
3. Andalusian School of Public Health, Granada, Spain
4. CIBER of Epidemiology and Public Health –CIBERESP, Madrid, Spain
5. Department of Social and Organizational Psychology, Faculty of Psychology, National University of Distance Education –UNED, Madrid, Spain