Ralphs, Rob and Gray, Paul (2018) New psychoactive substances: new service provider challenges. Drugs: Education Prevention and Policy , 25 , (4) , pp. 301-312. (Submitted)

Gray, Paul and Ralphs, Rob and Williams, Lisa (2021) The use of synthetic cannabinoid receptor agonists (SCRAs) within the homeless population: motivations, harms and the implications for developing an appropriate response. Addiction Research & Theory , 29 , (1) , pp. 1-10.