H. Pandit, FRCS(Orth), DPhil, Senior Clinical and Research Fellow H. S. Gill, DPhil, Lecturer in Orthopaedic Engineering D. W. Murray, MD, FRCS(Orth), Professor of Orthopaedics Nuffield Department of Orthopaedics, Rheumatology and Musculoskeletal Sciences (NDORMS), University of Oxford C. Jenkins, MSc, Senior Research Physiotherapist K. Barker, PhD, Clinical Director and Head of Physiotherapy C...