1. From the Heart Center, Rigshospitalet, Copenhagen University Hospital, University of Copenhagen, Copenhagen (O.D.B., K.F.K., L.S.); the Zena and Michael A. Wiener Cardiovascular Institute, Icahn School of Medicine at Mount Sinai Hospital (G.D.D., A.S.K., R. Mehran), and NYU Langone Health (H.J.) — both in New York; National and Kapodistrian University of Athens, Athens (G.D.D.); the Department of Medical Imaging, St. Paul’s Hospital, University of British Columbia, Vancouver, Canada (J.A.L., P. Blanke);...