1. Department of Health Sciences, Centre for Health and Wellbeing Across the Lifecourse; Brunel University London; Uxbridge UK
2. Centre for Pain IMPACT; Neuroscience Research Australia; Sydney Australia
3. School of Health Sciences, Faculty of Medicine; University of New South Wales; Sydney Australia
4. School of Physiotherapy; The University of Notre Dame Australia; Fremantle Australia
5. Pain Research, Department of Surgery and Cancer, Faculty of Medicine; Imperial College London; London UK
6. Department of Psychology and Behavioural Sciences; Aarhus University; Aarhus Denmark
7. Epidemiology and Community Medicine; Ottawa Health Research Institute; Ottawa Canada
8. Health Economics Research Group, Institute of Environment, Health and Societies, Department of Clinical Sciences; Brunel University London; Uxbridge UK
9. Centre for Pain Research; University of Bath; Bath UK