1. Centre for Population Health; Burnet Institute; Melbourne Victoria Australia
2. Ambulance Victoria; Melbourne Victoria Australia
3. Department of Community Emergency Health and Paramedic Practice; Monash University; Melbourne Victoria Australia
4. Healthy Ageing Research Unit; Monash University; Melbourne Victoria Australia
5. Department of Epidemiology and Preventive Medicine; Monash University; Melbourne Victoria Australia
6. Emergency Medicine Department; University of Western Australia; Perth Western Australia Australia
7. Centre for Alcohol Policy Research; La Trobe University; Melbourne Victoria Australia
8. National Drug and Alcohol Research Centre; University of New South Wales; Sydney New South Wales Australia