1. British Heart Foundation Centre for Cardiovascular Science (R.J.E., J.K., M.G., E.J.R.v.B., C.W., S.S., D.E.N., M.R.D.)
2. University of Edinburgh, United Kingdom. Department of Medicine, Quebec Heart and Lung Institute, Canada (L.T., M.-A.C., R.C., E.L., P.P.).
3. Department of Cardiovascular Science, National Heart Center Singapore (C.W.L.C.).
4. Cardiovascular Magnetic Resonance Unit, Royal Brompton Hospital, London, United Kingdom (V.S.V., S.K.P.).
5. Norwich Medical School, Norfolk and Norwich University Hospital, United Kingdom (V.S.V.).
6. First Department of Cardiology, Poznan University of Medical Sciences, Poland (J.K.).
7. Hospital del Mar Medical Research Institute, Universitat Pompeu Fabra, Barcelona, Spain (M.G.).
8. Edinburgh Imaging Queen’s Medical Research Institute Facility (E.J.R.v.B., S.S.)
9. Edinburgh Clinical Trials Unit, Usher Institute of Population Health Sciences and Informatics (C.T.)