1. Faculty of Health Sciences, Komazawa University, Tokyo, Japan
2. Department of Radiological Technology, National Cancer Center Hospital, Tokyo, Japan
3. Department of Radiology, National Hospital Organization, Tokyo Medical Center, Tokyo, Japan
4. Department of Radiology, National Hospital Organization, Sagamihara National Hospital, Sagamihara, Japan
5. The Japan Association of Radiological Technologists, Tokyo, Japan
6. Nuclear Fuel Cycle Engineering Laboratories, Japan Atomic Energy Agency, Ibaraki, Japan
7. National Institute of Radiological Sciences, National Institutes for Quantum Science and Technology, Chiba, Japan