1. National Drug and Alcohol Research Centre; University of New South Wales; Sydney Australia
2. School of Population and Global Health; University of Melbourne; Melbourne Australia
3. Murdoch Children's Research Institute; Melbourne Australia
4. Department of Global Health; School of Public Health; University of Washington; Seattle USA
5. Alpert Medical School; Brown University; Providence USA
6. Centre for Research on Drugs and Health Behaviour; London School of Hygiene and Tropical Medicine; London UK
7. Centre for Youth Substance Abuse Research; University of Queensland; Brisbane Australia
8. National Addiction Centre; King's College; London UK