Freeman Tom P, Hindocha Chandni, Green Sebastian F, Bloomfield Michael A P
Addiction and Mental Health Group (AIM), Department of Psychology, University of Bath, UK.
National Addiction Centre, Institute of Psychiatry, Psychology & Neuroscience, King's College London, UK.
BMJ. 2019 Apr 4;365:l1141. doi: 10.1136/bmj.l1141.