1. School of Medicine, Faculty of Medicine and Health, University of Leeds, Leeds LS2 9JT, UK
2. Leeds Institute of Medical Research, University of Leeds, Leeds LS2 9JT, UK
3. Royal Derby Hospital, University Hospitals of Derby and Burton NHS Foundation Trust, Derby DE22 3NE, UK
4. Division of Surgery and Interventional Science, University College London, London WC1E 6BT, UK
5. Department of Radiology, Southampton University Hospitals, Southampton SO16 6YD, UK
6. Department of Urology, Aarhus University Hospital, 8200 Aarhus, Denmark
7. Department of Interventional Radiology, Nouvel Hôpital Civil, 1 Place de l’Hôpital, 67000 Strasbourg, France
8. Department of Interventional Radiology, Gartnavel General Hospital, Glasgow G12 0YN, UK
9. Department of Urology, OLVG, Amsterdam 1091 AC, The Netherlands
10. Department of Radiology, Odense University Hospital, 5000 Odense, Denmark
11. Bristol Urological Institute, North Bristol NHS Trust, Bristol BS10 5NB, UK
12. Department of Imaging, University College London Hospitals NHS Foundation Trust, London WC1N 3BG, UK
13. Radiology Department, Saint-Louis Hospital, AP-HP, 1 Avenue Claude-Vellefaux, 75475 Paris, CEDEX 10, France
14. Department of Diagnostic and Interventional Radiology, Institute of Oncology, St. James’s University Hospital, Leeds Teaching Hospitals NHS Trust, Leeds LS9 7TF, UK