1. Department of Molecular Medicine and Pathology, University of Auckland, Auckland, New Zealand
2. Department of Diagnostic Imaging, Sheba Medical Center, Tel Hashomer, Israel
3. Department of Radiology, Private Institution of Ultrasonography, Athens, Greece
4. Department of Radiology, Medical University of Innsbruck, Innsbruck, Austria
5. Department of Radiology, Nuffield Orthopaedic Centre, Oxford University Hospitals NHS Trust, Oxford, United Kingdom