1. UCL Arts and Sciences Department , University College London, London, UK
2. Pharmacy Department , University of Reading, Reading, UK
3. Addictions Department , National Addiction Centre, Institute of Psychiatry, Psychology and Neuroscience, King's College London, London, UK
4. Institute for Clinical and Applied Health Research (ICAHR) , Faculty of Health Sciences, University of Hull, Hull, UK
5. Institute for Mental Health , School of Psychology, University of Birmingham and Solihull Integrated Addiction Service, UK
6. Division of Psychiatry , Department of Brain Sciences, Imperial College London, London, UK
7. Faculty of Medicine , University of Southampton, Southampton, UK
8. School of Cancer & Pharmaceutical Sciences , King's College London, London, UK
9. UCL School of Pharmacy , University College London, London, UK
10. Department of Clinical , Educational and Health Psychology, University College London, London, UK