1. Institute of Medical and Biological Engineering, School of Mechanical Engineering, University of Leeds, Leeds, UK
2. Academic Unit of Musculoskeletal Disease, School of Medicine, University of Leeds, Leeds, UK
3. NIHR LMBRU Leeds Musculoskeletal Biomedical Research Unit, Leeds Teaching Hospitals Trust, Leeds, UK
4. Leeds Teaching Hospitals Trust, Chapel Allerton Hospital, Leeds, UK