1. Department of Internal Medicine, SS Annunziata Hospital, Cento, Ferrara, Italy
2. ‘G Fontana’ Centre for the Study and Multidisciplinary Treatment of Alcohol Addiction, Department of Clinical Medicine, University of Bologna, Bologna, Italy
3. Vincent P Dole Dual Diagnosis Unit, Department of Neurosciences, Santa Chiara Hospital, University of Pisa, Pisa, Italy
4. Alcohol Use Disorders Unit, Department of Internal Medicine, Catholic University of Rome, Rome, Italy
5. Centre for The Treatment of Alcoholism, Region of Campania, Aversa, Italy