1 Division of Cardiovascular Medicine, Department of Internal Medicine, and Abboud Cardiovascular Research Center, University of Iowa, Iowa City, Iowa; Department of Radiology and Department of Molecular Physiology and Biophysics, University of Iowa, Iowa City, Iowa. Electronic address: ferhaan-ahmad@uiowa.edu.
2 Division of Cardiovascular Medicine, Department of Internal Medicine, and Abboud Cardiovascular Research Center, University of Iowa, Iowa City, Iowa.
3 Division of Cardiovascular Medicine, Department of Internal Medicine, and Abboud Cardiovascular Research Center, University of Iowa, Iowa City, Iowa; Stead Family Department of Pediatrics, Carver College of Medicine, University of Iowa, Iowa City, Iowa.