1. Department of Medicine, Health and Society, Vanderbilt University, Nashville, Tennessee, USA.
2. School of Education, Centre for Health Research, University of Southern Queensland, Toowoomba, Australia.
3. School of Psychology and Wellbeing, Centre for Health Research, University of Southern Queensland, Ipswich, Australia.
4. Departments of Behavioral and Social Sciences and Epidemiology, Brown University School of Public Health, Providence, Rhode Island, USA.