1. Epidemiological Monitoring Center on Addiction, Department of Mental Health and Pathological Addictions, Local Health Unit of Bologna, Italian Society of Substance Abuse (SITD), Italy
2. Department of Mental Health and Pathological Addictions, Local Health Unit of Bologna, Italy
3. Institute of Psychiatry, Psychology & Neuroscience, King’s College London, United Kingdom, Department of Biomedical and Neuromotor Science, University of Bologna, Bologna, Italy
4. Epidemiological Monitoring Center on Addiction, Department of Mental Health and Pathological Addictions, Local Health Unit of Forli, Italy
5. Department of Biomedical and Neuromotor Science, University of Bologna, Bologna, Italy