| Affiliation: | 1. Addiction Switzerland , Research Institute, , Lausanne, Switzerland;2. Department of Psychology, University of Western Ontario, , London, Ontario, Canada;3. National Drug Research Institute, Curtin University of Technology, , Perth, Western Australia, Australia;4. Social and Epidemiological Research Department , Centre for Addiction and Mental Health, , London, Ontario, Canada;5. Dalla Lana School of Public Health , University of Toronto, , Toronto, Ontario, Canada;6. Department of Epidemiology and Biostatistics , University of Western Ontario, , London, Ontario, Canada;7. Behavioural Science Institute , Radboud University, , Nijmegen, The Netherlands |
