1. Disability and Health Unit, Centre for Health Equity, Melbourne School of Population and Global Health, University of Melbourne, Melbourne, Australia
2. Centre for Disability Research, Division of Health Research, Lancaster University, Lancaster, UK
3. Centre for Disability Research and Policy, University of Sydney, Sydney, Australia
4. Centre for Social Research and Methods, Research School of Social Sciences, ANU College of Arts and Social Sciences, Australian National University, Canberra, Australia
5. Biostatistics Unit, Centre for Epidemiology and Biostatistics, Melbourne School of Population and Global Health, University of Melbourne, Melbourne, Australia
6. Department of Public Health, University of Otago, Wellington, New Zealand