1. Academic Unit of Medical Physics and Centre of Medical Imaging Research, University of Leeds, UK
2. Centre for Health Economics, University of York, UK
3. Department of Vascular Surgery, Leeds General Infirmary, UK
4. Department of Neurology, St. James's Hospital, Leeds, UK
5. Department of Radiology, Leeds General Infirmary, UK
6. Division of Public Health, Nuffield Institute for Health, University of Leeds, UK
7. Diagnostic Radiology, University of Manchester, UK