Affiliation: | 1. School of Cardiovascular Medicine and Sciences, King''s College London British Heart Foundation Centre of Excellence, James Black Centre, London, United Kingdom;2. Department of Cardiology, King''s College Hospital, London, United Kingdom;3. National Heart and Lung institute, Imperial College London and Imperial College NHS Foundation Trust, London, United Kingdom;4. Department of Adult Cardiology, Heart Hospital, Hamad Medical Corporation, Doha, Qatar;1. Cardiovascular Division, Department of Medicine, Beth Israel Deaconess Medical Center, Boston, Massachusetts;2. Department of Radiology, Beth Israel Deaconess Medical Center, Boston, Massachusetts;3. Information Systems, Beth Israel Deaconess Medical Center, Boston, Massachusetts;4. Richard A. and Susan F. Smith Center for Outcomes Research in Cardiology, Beth Israel Deaconess Medical Center, Boston, Massachusetts;5. Division of Cardiology, Houston Methodist Hospital, Houston, Texas;6. St. Luke''s Mid America Heart Institute, Kansas City, Missouri |