1 From the Department of Radiology and Imaging Science, University of Utah, 30N 1900 E, 1A 71, Salt Lake City, UT 84102 (Y.A.); and Department of Radiology, Center for Biomedical Imaging, Center for Advanced Imaging Innovation and Research, New York University Grossman School of Medicine, Laura and Isaac Perlmutter Cancer Center, New York, NY (L.M.).