1. Health Economics and Impact, Hunter Medical Research Institute, New Lambton Heights, NSW 2305, Australia
2. School of Medicine and Public Health, College of Health, Medicine and Wellbeing, University of Newcastle, University Drive, Callaghan, NSW 2308, Australia
3. Health Promotion, Mid North Coast Local Health District, Coffs Harbour, NSW 2450, Australia
4. Research and Knowledge Translation Directorate, Mid North Coast Local Health District, Port Macquarie, NSW 2444, Australia
5. University Centre for Rural Health, School of Health Sciences, University of Sydney, 61 Uralba Street, Lismore, NSW 2480, Australia