1. Acute Vascular Imaging Centre, University of Oxford, John Radcliffe Hospital, Headley Way, Oxford OX39DU, UK
2. Division of Cardiovascular Medicine, Radcliffe Department of Medicine, University of Oxford, L6 West Wing, John Radcliffe Hospital, Headley Way, Oxford OX39DU, UK
3. Department of Cardiology, Division Heart & Lungs, University Medical Center Utrecht, Utrecht University, Heidelberglaan 8, 3584 CX , Utrecht, the Netherlands
4. Institute of Cardiovascular Science and Institute of Health Informatics, Faculty of Population Health Sciences, University College London, 222 Euston Road, NW1 2DA, London, UK
5. Heart Sector, Hygeia Hospitals Groups, Erithrou Stavrou 4, Marousi 151 23, Athens, Greece
6. Cardiology Department, Medical School, University of Crete, University Campus of Voutes, 700 13, Heraclion, Greece