1. c/o Cochrane Bone, Joint and Muscle Trauma Group; Centre for Musculoskeletal Research, Institute of Inflammation and Repair, The University of Manchester; Manchester UK
2. Department of Medicine, Dunedin School of Medicine; University of Otago; Dunedin New Zealand
3. Hull York Medical School; University of Hull; Hull UK
4. Institute for Musculoskeletal Health, School of Public Health, Faculty of Medicine and Health; The University of Sydney; Sydney Australia
5. Cancer Research UK Clinical Trials Unit, School of Cancer Sciences, Institute of Cancer and Genomic Sciences; University of Birmingham; Birmingham UK
6. Faculty of Health Sciences; The University of Sydney; Lidcombe Australia
7. Nuffield Department of Orthopaedics, Rheumatology and Musculoskeletal Sciences (NDORMS); University of Oxford; Oxford UK