1. Galician Public Healthcare Service Healthcare Centre of Concepción Arenal Rúa de Santiago León de Caracas Santiago de Compostela Spain
2. Department of Psiquiatry Radiology, Public Health, Nursing and Medicine University of Santiago de Compostela Santiago de Compostela Spain
3. Consortium for Biomedical Research in Epidemiology and Public Health (CIBER of Epidemiology and Public Health, CIBERESP) Instituto de Salud Carlos III Madrid Spain
4. Health Research Institute of Santiago de Compostela (IDIS) Santiago de Compostela Spain
5. Galician Public Healthcare Service University Hospital Complex of Santiago de Compostela (CHUS) Santiago de Compostela Spain