1. Department of Mental Health and Substance Use Alcohol, Drugs and Addictive Behaviours Unit World Health Organization Geneva Switzerland
2. Department of Public Mental Health National Institute of Mental Health Klecany Czech Republic
3. Department of Psychiatry University of Cambridge Cambridge UK
4. Institute for Mental Health Policy Research & Campbell Family Mental Health Research Institute Centre for Addiction and Mental Health (CAMH) Toronto Ontario Canada
5. Management and Evaluation; & Department of Psychiatry Dalla Lana School of Public Health Institute of Health Policy University of Toronto (UofT) Toronto Ontario Canada
6. PAHO/WHO Collaborating Centre at CAMH Toronto Ontario Canada
7. Department of Epidemiology and Data Science Amsterdam UMC Vrije Universiteit Amsterdam Amsterdam Public Health Research Institute Amsterdam Netherlands
8. National Drug and Alcohol Research Centre University of New South Wales Sydney Australia
9. National Rehabilitation Centre Abu Dhabi United Arab Emirates
10. Psychiatry Department Faculty of Medicine Cairo University Giza Egypt