1. School of Public Health and Community Medicine, Faculty of Medicine, University of New South Wales, Sydney, New South Wales, Australia
2. Discipline of Behavioural and Social Sciences in Health, Faculty of Health Sciences, University of Sydney, Sydney, New South Wales, Australia
3. School of Social Sciences, Faculty of Arts, Monash University, Caulfield East, Victoria, Australia
4. Independent researcher, based in the UK
5. School of Public Health and Social Work, Queensland University of Technology, Brisbane, Australia
6. Faculty of Education and Arts, University of Newcastle, Callaghan, New South Wales, Australia