1. BHF Centre for Cardiovascular Science and Edinburgh Imaging, University of Edinburgh, Edinburgh, UK
2. University of Cambridge School of Clinical Medicine, Cambridge, UK
3. British Heart Foundation Cardiovascular Research Centre, University of Leicester, Leicester, UK
4. North West Heart Centre, Manchester University NHS Foundation Trust, Manchester, UK
5. Royal Berkshire NHS Foundation Trust, Reading, UK
6. Queen Elizabeth Hospital Birmingham, Birmingham, UK
7. Imperial College London, London, UK
8. Glenfield Hospital, University Hospitals of Leicester, Leicester, UK
9. Plymouth Hospitals NHS Trust, Plymouth, UK
10. Royal Papworth Hospital, Cambridge, UK
11. Royal Brompton and Harefield NHS Foundation Trust Departments of Cardiology and Radiology, UK; National Heart and Lung Institute, Faculty of Medicine, Imperial College, London, London, UK
12. Dept. of Radiology, Glasgow Royal Infirmary, NHS Greater Glasgow & Clyde, Glasgow, UK; Institute of Cardiovascular and Medical Sciences, University of Glasgow, Glasgow, UK
13. Southampton General Hospital, Southampton, UK
14. Royal Bournemouth Hospital, Bournemouth, UK