1. School of Public Health, Faculty of Health Sciences, Curtin University, Perth, WA, Australia
2. SA Centre for Economic Studies, University of Adelaide, Adelaide, SA, Australia
3. National Drug Research Institute, Faculty of Health Sciences, Curtin University, Perth, WA, Australia
4. Quit Victoria, Cancer Council Victoria, Melbourne, VIC, Australia
5. National Centre for Epidemiology and Population Health, Australian National University, Canberra, ACT, Australia
6. National Centre for Education and Training on Addiction, Flinders University, Adelaide, SA, Australia