Department of Radiology & Biomedical Imaging, University of California, San Francisco, California, United States of America.|Department of Radiology & Biomedical Imaging, University of California, San Francisco, California, United States of America.|Department of Radiology & Biomedical Imaging, University of California, San Francisco, California, United States of America.|Department of Radiology, Weill Cornell Medical College, New York, New York, United States of America.