1. The Kirby Institute, UNSW Sydney; Sydney NSW Australia
2. National Drug and Alcohol Research Centre, UNSW Sydney; Sydney NSW Australia
3. School of Public Health, Faculty of Medicine; University of Queensland; QLD Australia
4. Population Health Sciences; Bristol Medical School, University of Bristol; Bristol UK
5. CDA Foundation; Lafayette CO USA
6. Ukrainian Institute on Public Health Policy; Kiev Ukraine
7. National Addiction Centre, King's College London; London UK