1. Division of Population Health and Genomics, School of Medicine, Ninewells Hospital, University of Dundee, Dundee, Scotland
2. School of Health Sciences, Faculty of Medicine and Health, University of New South Wales, Sydney, Australia
3. Centre for Pain IMPACT, Neuroscience Research Australia, Sydney, Australia
4. Department of Physiotherapy, Kathmandu University School of Medical Sciences, Dhulikhel, Nepal
5. Division of Systems Medicine, School of Medicine, Ninewells Hospital, University of Dundee, Dundee, Scotland