1 Department of Medicine, Cardiovascular Imaging Center, University of Virginia Health System, 800662, 1215 Lee Street, Charlottesville, VA, 22908, USA.
2 Department of Radiology, University of Virginia Health System, Charlottesville, VA, USA.
3 Department of Medicine, Cardiovascular Imaging Center, University of Virginia Health System, 800662, 1215 Lee Street, Charlottesville, VA, 22908, USA. jbourque@virginia.edu.
4 Department of Radiology, University of Virginia Health System, Charlottesville, VA, USA. jbourque@virginia.edu.