1. University of Newcastle, Hunter Medical Research Institute; School of Medicine and Public Health; Callaghan NSW Australia 2308
2. University of Newcastle; School of Medicine and Public Health; Callaghan NSW Australia 2308
3. Oxford Brookes University; Department of Psychology, Social Work and Public Health; Marston Road, Jack Straws Lane Marston Oxford England UK OX3 0FL
4. Hunter New England Local Health District; Hunter New England Population Health; Wallsend NSW Australia 2287
5. University of New South Wales; National Drug and Alcohol Research Centre (NDARC); Sydney Australia
6. Alcohol and Drug Foundation; Program Development and Evaluation; Level 12, 607 Bourke Street Melbourne Victoria Australia 3000