1. Department of Surgical Sciences, Neonatal Intensive Care Unit, Neonatal Pathology & Neonatal Section, University of Cagliari, Cagliari, Italy
2. Department of Medical Science & Public Health, Section of Psychiatry, University of Cagliari, Cagliari, Italy
3. Department of Pharmacology, Dalhousie University, Halifax, Nova Scotia B3H4R2, Canada
4. Unit of Clinical Psychiatry, University Hospital Agency of Cagliari, Cagliari, Italy