1. Department of Radiology and Radiological Science, Division of Cardiovascular Imaging, Medical University of South Carolina, Charleston, SC.
2. Department of Diagnostic and Interventional Radiology, University Hospital Frankfurt, Frankfurt, Germany.
3. Institute of Clinical Radiology and Nuclear Medicine, University Medical Center Mannheim, Medical Faculty Mannheim, Heidelberg University, Mannheim, Germany.
4. Department of Radiology and Imaging Sciences, Division of Cardiothoracic Imaging, Nuclear Medicine and Molecular Imaging, Emory University, Atlanta, GA.
5. Heart & Vascular Center, Medical University of South Carolina, Ashley River Tower, 25 Courtenay Dr, Charleston, SC 29425-2260.