1. Mental Health Department and Drug Abuse, AUSL-Modena, 41125 Modena, Italy
2. Nursing Programme, University of Modena and Reggio Emilia, 41125 Modena, Italy
3. School of Specialization in Psychiatry, University of Modena and Reggio Emilia, 41125 Modena, Italy
4. Department of Biomedical, Metabolic and Neural Sciences, University of Modena and Reggio Emilia, 41125 Modena, Italy