1. Liver Unit IRCCS “Casa Sollievo della Sofferenza” San Giovanni Rotondo Italy
2. Addiction Department AS Matera Matera Italy
3. Addiction Department ASREM Molise Termoli Italy
4. Territorial Internal Medicine ASL Bari Bari Italy
5. Internal Medicine Ospedale “M. Sarcone” Terlizzi Italy
6. Addiction Department ASL Foggia San Nicandro Italy
7. Addiction Department ASL Foggia Vieste Italy
8. Addiction Department ASL Foggia Manfredonia Italy
9. Addiction Department ASL Foggia Torremaggiore Italy