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*Department of Radiology, Northeastern Ohio Medical University, Rootstown, OH; †Southwoods
Imaging, Boardman, OH; ‡Ultrasound Unit, Department of Infectious Diseases, Fondazione
IRCCS Policlinico San Matteo, University of Pavia, Pavia, Italy; §Department of Biomedical
Engineering, Pratt School of Engineering, Duke University, Durham, NC; ∥Center for
Liver Diseases, Inova Fairfax Hospital, Falls Church, VA; ¶Section of Digestive Diseases,
Department of Medicine, Yale University, New Haven, CO; #VA Connecticut Healthcare
System, West Haven, CT; **Department of Radiology, University of Michigan Medical
Center, Ann Arbor, MI; ††Department of Radiology, Washington DC VA Medical Center,
Washington, DC; ‡‡Division of Imaging, Diagnostics and Software Reliability, Office
of Science and Engineering Laboratories, Center for Devices and Radiological Health,
Food and Drug Administration, Silver Spring, MD; §§Departments of Hepatology and ∥∥Radiology,
University of Calgary, Calgary, Alberta, Canada; ¶¶Departments of Imaging Science,
Oncology, and Biomedical Engineering, University of Rochester Medical Center, Rochester,
NY; and ##Department of Radiology, Beth Israel Deaconess Medical Center, Boston, MA.