1. NHS Greater Glasgow and Clyde, Glasgow Royal Infirmary, Glasgow, UK
2. York and Scarborough Teaching Hospitals NHS Foundation Trust, York, UK
3. Nuffield Department of Orthopaedics, Rheumatology and Musculoskeletal Sciences (NDORMS), Botnar Research Centre, University of Oxford, Oxford, UK
4. Leeds Institute for Medical Research, University of Leeds, Leeds, UK
5. Salisbury NHS Foundation Trust, Salisbury District Hospital, Salisbury, UK
6. Centre for Clinical Sciences, Hull York Medical School, York, UK
7. Clinical Trials Unit, University of Warwick Medical School, Warwick, UK
8. Department of Plastic Surgery, Stoke Mandeville Hospital, Aylesbury, UK
9. Department of Plastic and Reconstructive Surgery, Wexham Park Hospital, Frimley Health NHS Foundation Trust, Wexham, UK