1 University Hospital Plymouth NHS Trust, United Kingdom; Southwest Imaging Training Academy, United Kingdom. Electronic address: pjenkins1@nhs.net.
2 Manchester Foundation Trust, Manchester, United Kingdom.
3 NHS Greater Glasgow & Clyde, United Kingdom; Deanery of Clinical Sciences, University of Edinburgh, United Kingdom; Royal College of Radiologists Kodak Fellow, United Kingdom.
4 Department of Interventional Radiology, Oxford University Hospitals, United Kingdom.
5 Cancer Sciences, University of Southampton, United Kingdom; Interventional Radiology, University Hospital Southampton, United Kingdom.
6 Leeds Cancer Research UK Clinical Trials Unit, University of Leeds, United Kingdom; Department of Clinical and Interventional Radiology, St James's University Hospital, United Kingdom.