1. Institute of Bone and Joint Research, The Kolling Institute, Northern Clinical School, Faculty of Medicine and Health, University of Sydney, Sydney, New South Wales, Australia
2. Nuffield Department of Orthopaedics, Rheumatology and Musculoskeletal Sciences, University of Oxford, Oxford, United Kingdom
3. Department of Allied Health Sciences, Faculty of Medicine, University of Colombo, Colombo, Sri Lanka
4. Centre for Sport, Exercise and Osteoarthritis Research Versus Arthritis, University of Oxford, Oxford, United Kingdom
5. School of Health Sciences, Faculty of Medicine and Health, University of Sydney, Sydney, New South Wales, Australia
6. Department of Twin Research and Genetic Epidemiology, King’s College London, London, United Kingdom
7. Medical Research Council Environmental Epidemiology Unit, University of Southampton, Southampton, United Kingdom