1. Department of Radiology, University College London Hospitals, London, United Kingdom
2. Department of Radiology, Homerton University Hospital, London, United Kingdom
3. School of Allied & Public Health Professions, Canterbury Christ Church University, Canterbury, United Kingdom
4. Maidstone Nuclear Medicine Department, Maidstone and Tunbridge Wells NHS Trust, Maidstone, United Kingdom
5. Radiology, Mid Yorkshire Hospitals NHS Trust, Wakefield, United Kingdom
6. Faculty of Health Studies, University of Bradford, Bradford, United Kingdom