1. South West London Elective Orthopaedic Centre (SWLEOC), Dorking Road, Epsom, London, United Kingdom
2. Epsom and St Helier University Hospitals NHS Trust, Dorking Road, Epsom, London, United Kingdom
3. Pembroke College, Oxford University Medical School, Oxford, UK
4. Radiology Department, Stoke Mandeville Hospital, Buckinghamshire Healthcare NHS Trust, Aylesbury, United Kingdom
5. Radiology Department, Nuffield Orthopaedic Centre, Oxford University Hospitals NHS Trust, Oxford, United Kingdom
6. Radiology Department, Harrogate and District NHS Foundation Trust, Harrogate, United Kingdom