1. NIHR Bristol Cardiovascular Biomedical Research Unit, Bristol Heart Institute, University Hospitals Bristol NHS Foundation Trust, Upper Maudlin Street, Bristol BS2 8HW, UK
2. School of Physiology, Pharmacology and Neuroscience, Faculty of Biomedical Sciences, University of Bristol, Bristol, UK
3. Department of Surgical, Microsurgical and Medical Sciences, Institute of Radiology, University of Sassari, Sassari, Italy
4. Department of Cardiology, Bristol Heart Institute, University Hospitals Bristol NHS Foundation Trust, Bristol, UK
5. Severn Postgraduate Medical Education Foundation School, NHS Health Education South West, Bristol, UK
6. Department of Cardiology, University Hospital of Wales, Cardiff, UK
7. Department of Radiology, Bristol Royal Infirmary, University Hospitals Bristol NHS Foundation Trust, Bristol, UK
8. Department of General Medicine, Bristol Royal Infirmary, University Hospitals Bristol NHS Foundation Trust, Bristol, UK
9. CardioNomics Research Group, Clinical Research and Imaging Centre (CRIC) Bristol, Bristol Heart Institute, University Hospitals Bristol NHS Foundation Trust, Upper Maudlin Street, Bristol BS2 8HW
10. School of Clinical Sciences, Faculty of Health Sciences, University of Bristol, Bristol, UK