1. Department of Diagnostic and Interventional Radiology, Osaka University Graduate School of Medicine, Suita, Osaka 565‑0871, Japan
2. Department of Future Diagnostic Radiology, Osaka University Graduate School of Medicine, Suita, Osaka 565‑0871, Japan
3. Department of Radiation Oncology, Kindai University Faculty of Medicine, Osakasayama, Osaka 589‑8511, Japan
4. Center for Twin Research, Osaka University Graduate School of Medicine, Suita, Osaka 565‑0871, Japan
5. Department of Otorhinolaryngology‑Head and Neck Surgery, Osaka University Graduate School of Medicine, Suita, Osaka 565‑0871, Japan
6. Department of Pathology, Osaka University Graduate School of Medicine, Suita, Osaka 565‑0871, Japan
7. Department of Orthopedic Surgery, Osaka University Graduate School of Medicine, Suita, Osaka 565‑0871, Japan
8. Department of Radiology, Kindai University Faculty of Medicine, Osakasayama, Osaka 589‑8511, Japan