1 Division of Cardiovascular Disease, University of Alabama at Birmingham, Birmingham, AL, USA.
2 Division of Molecular Imaging and Therapeutics, Department of Radiology, University of Alabama at Birmingham, 619 19th Street South, JT 777, Birmingham, AL, 35249, USA.
3 Section of Cardiology, Birmingham Veterans Affairs Medical Center, Birmingham, AL, USA.
4 Division of Molecular Imaging and Therapeutics, Department of Radiology, University of Alabama at Birmingham, 619 19th Street South, JT 777, Birmingham, AL, 35249, USA. pbhambhvani@uabmc.edu.