[1] Alcohol Unit, ASL di Ravenna, Emilia Romagna Region, 48100 Ravenna, Italy
[2] Alcohol Unit, ASL 4 di Terni, Umbria Region,05100 Terni, Italy
[3] Hepatology Unit, Santa Maria Hospital, 05100 Terni, Italy
[4] Gastroenterology, Ordine Mauriziano Hospital, Piemonte Region, 10100 Torino, Italy
[5] Italian Clubs of Alcoholics in Treatment, 84134 Salerno, Italy
[6] Department of Toxicology, University of Genova, 16100 Genova, Italy
[7] World Health Organization Collaborating Centre for Research and Health Promotion on Alcohol and Alcohol-related Health Problems, Europe Region, Istituto Superiore di Sanità, 00100 Roma, Italy
[8] Regional Alcohologic Centre, Liguria Region, Alcohol Unit and Related Diseases, Department of Internal and Specialist Medicine, IRCCS AOU San Martino-IST National Institute for Cancer Research, 16100 Genova, Italy
[9] Gastroenterology, Department of Surgical and Gastroenterological Sciences, University Hospital of Padova, Veneto Region, 35100 Padova, Italy
[10] Internal Medicine, University of Pisa, 56100 Pisa, Italy
[11] Department of DependenceASS4 Medio Friuli, Regione Autonoma Friuli Venezia Giulia,34100 Trieste, Italy
[12] Regional Transplantation Centre, Autonomous Region of Friuli Venezia Giulia, 33100 Udine, Italy
[13] Regional Transplantation Centre, Liguria Region, 16100 Genova, Italy
[14] Regional AlcohologicCentre, Toscana Region, Alcohol Unit, Careggi Hospital, University of Firenze, 50100 Firenze, Italy
[15] Department of Dependence, Molise Region, 86100 Campobasso, Italy
[16] Alcohol Unit, Department of Dependence, Molise Region, 86100 Campobasso, Italy