1. Complejo Hospitalario de Ciudad Real; Hospital del Carmen Ronda del Carmen s/n Ciudad Real Spain 13002
2. University of Rome "La Sapienza"; Department of Psychiatric Science and Psychological Medicine; P.le A. Moro, 5 Rome Italy 00185
3. University of Oxford; Division of Clinical Geratology, Nuffield Department of Clinical Medicine; Radcliffe Infirmary Woodstock Road Oxford UK OX2 6HE