1. Division of Surgery and Interventional Science, University College London, London, UK.
2. Zeiss Global Centre, School of Mechanical and Design Engineering, University of Portsmouth, Portsmouth, UK.
3. Royal London Hospital and Orthopaedic Specialists (OS), London, UK.
4. Eastman Dental Institute, University College London, London, UK.
5. Hospital of Special Surgery, New York, New York, USA.
6. University College London Hospitals, London, UK.
7. School of Pharmacy and Biomedical Sciences, University of Portsmouth, Portsmouth, UK.