[1] University of Pittsburgh,Division of Abdominal Radiology, Department of Radiology
[2] Northwestern University,Division of Abdominal Radiology, Department of Radiology
[3] University of Pavia,Institute of Radiology, Department of Intensive Medicine, IRCCS Policlinico San Matteo Foundation
[4] University of Udine,Institute of Radiology, Department of Medicine
[5] University Hospital,Departments of Radiology and Biomedical Imaging, and Urology, Helen Diller Family Comprehensive Cancer Center
[6] University of California at San Francisco,undefined