1. Psychiatric Unit, Department of Health Sciences, University Magna Graecia, Catanzaro, Italy
2. Section of Psychiatry, Department of Medical Sciences and Public Health, University of Cagliari, Cagliari, Italy
3. Department of Pharmacology, Dalhousie University, Halifax, Nova Scotia, Canada
4. Department of Biomedical Sciences, Section of Neuroscience and Clinical Pharmacology, University of Cagliari, Cagliari, Italy
5. Department of Physiology and Pharmacology “Vittorio Erspamer”, Sapienza University of Rome, Rome, Italy
6. Department of Psychiatry, Dalhousie University, Halifax, NS, Canada