1. Imperial College London Joint Reconstruction Unit, The Royal National Orthopaedic Hospital, London, Stanmore, HA7 4LP , Royal National Orthopaedic Hospital King Edward VII's Hospital, 5-10 Beaumont Street, Marylebone, London, W1G 6AA , King Edward VII Hospital
2. Royal National Orthopaedic Hospital NHS Trust
3. Royal National Orthopaedic Hospital
4. University College Hospital, 235 Euston Road, Fitzrovia, London, NW1 2BU, UK, University College Hospital
5. Princess Alexandra Hospital NHS Trust
6. The Royal National Orthopaedic Hospital, London, Stanmore, HA7 4LP, Royal National Orthopaedic Hospital King Edward VII Hospital
7. Institute of Orthopaedics and Musculoskeletal Science , University College London, Royal National Orthopaedic Hospital