Proudfoot, Denise and MacGabhann, Liam and Phelan, Daniel (2019) Dual diagnosis: a community perspective. Dublin: Dublin City University.

MacGabhann, Liam and Scheele, Alexandra and Dunne, Triona and Gallagher, Pamela and MacNeela, Padraig and Moore, Gerard and Philbin, Mark (2004) Mental health and addiction services and the management of dual diagnosis in Ireland. Dublin: Stationery Office.

Dublin City University, National Advisory Committee on Drugs. McCarthy, Patricia and Philbin, Mark and Moore, Gerard and MacNeela, Padraig and MacGabhann, Liam and Proudfoot, Denise (2004) A review of harm reduction approaches in Ireland and evidence from the international literature. Dublin: Stationery Office.