1. Department of Diagnostic Radiology and Nuclear Medicine, Gunma University Graduate School of Medicine, Maebashi, Japan
2. Department of Orthopaedic Surgery, Gunma University Graduate School of Medicine, Maebashi, Japan
3. Radiology Center, Bach Mai Hospital, Hanoi, Vietnam
4. Department of Radiology, Hanoi Medical University, Hanoi, Vietnam
5. Research Program for Diagnostic and Molecular Imaging, Division of Integrated Oncology Research, Gunma University Initiative for Advanced Research (GIAR), Gumna, Japan