¹Unit of Addiction and Hepatology/ Alcohological Regional Centre; ASL3 Liguria, c/o Polyclinic San Martino Hospital, Genova, Italy; Centre for the Study “Mutual-selfhelp, Community Programs and Caregiver Training”, ASL3 Liguria, Genova, Italy; Department for Healthy Lifestyles and Community Programs, ASL3, Genova, Italy