1 Departments of Medicine (Cardiovascular Division) and Radiology, University of Michigan, Ann Arbor, MI, United States.
2 Cardiovascular Imaging Program, Departments of Medicine (Cardiovascular Division) and Radiology, Brigham and Women's Hospital, Harvard Medical School, Boston, MA, United States.
3 Cardiovascular Imaging Program, Departments of Medicine (Cardiovascular Division) and Radiology, Brigham and Women's Hospital, Harvard Medical School, Boston, MA, United States rblankstein@bwh.harvard.edu.