1 Noninvasive Cardiovascular Imaging Section, Cardiovascular Division, Department of Medicine and Department of Radiology, Brigham and Women's Hospital, Boston, Massachusetts; Cardiovascular Division, Department of Medicine, Brigham and Women's Hospital, Boston, Massachusetts. Electronic address: [email protected].
2 Noninvasive Cardiovascular Imaging Section, Cardiovascular Division, Department of Medicine and Department of Radiology, Brigham and Women's Hospital, Boston, Massachusetts; Cardiovascular Division, Department of Medicine, Brigham and Women's Hospital, Boston, Massachusetts.