1. Department of Rural Health, College of Health, Medicine and Wellbeing, The University of Newcastle, Coffs Harbour, New South Wales, Australia
2. Department of Rural Health, College of Health, Medicine and Wellbeing, The University of Newcastle, Tamworth, New South Wales, Australia
3. The Priority Research Centre for Digestive Health and Neurogastroenterology, Callaghan, New South Wales, Australia
4. College of Health, Medicine and Wellbeing, The University of Newcastle, Callaghan, New South Wales, Australia
5. Galambila Aboriginal Health Service, Coffs Harbour, New South Wales, Australia
6. Mid North Coast Local Health District, Port Macquarie, New South Wales, Australia