1GSK Clinical Imaging Centre, Hammersmith Hospital, Imperial College London, London, UK
2GSK Discovery Analytics EU, Cambridge, UK
3Leids Universitair Medisch Centrum, Leiden, Netherlands
4Department of Radiology, John Radcliffe Hospital, University of Oxford, Oxford, UK
5Department of Radiology, Stanford University, Stanford, CA, USA
6Department of Orthopaedic Surgery, Charing Cross Hospital, Imperial College London, London, UK
7Kennedy Institute for Rheumatology, Charing Cross Hospital, Imperial College London, London, UK
8Centre for Clinical Neurosciences, Department of Medicine, Imperial College London, London, UK