Cahill, Richard and Clarke, A and Keenan, Eamon and Boland, M (2003) Consequences of legislative changes to methadone prescribing in Ireland. International Journal of Drug Policy , 14 , (3) , pp. 241-245.

Choi, YH and Comiskey, Catherine (2003) Methods for providing the first prevalence estimates of opiate use in Western Australia. International Journal of Drug Policy , 14 , (4) , pp. 297-305.