1. School of Medicine and Medical Science, University College Dublin, Dublin, Ireland.
2. Alcohol and Drug Research Unit, Health Research Board, Dublin, Ireland.
3. Canal Communities Local Drugs Task Force, Dublin, Ireland.
4. HSE Addiction Service - Dublin North, Dublin, Ireland.
5. Hepatology Centre, St. James's Hospital, Dublin, Ireland.
6. Drug Treatment Centre Board, Trinity Court, Dublin, Ireland.
7. East Coast Area, Addiction Service, Co. Dublin, Ireland.
8. Catherine McAuley Education and Research Centre, Mater Misericordiae University Hospital, Dublin, Ireland.
9. National Liver Transplant Unit, St. Vincent's University Hospital, Dublin, Ireland.
10. Patrick Street Clinic, Dun Laoghaire, Co. Dublin, Ireland.
11. Community Response, Dublin, Ireland.
12. Graduate Entry Medical School, University of Limerick, Limerick, Ireland.