1. Department of Molecular Imaging, Hokkaido University Graduate School of Medicine, Sapporo, Japan
2. Department of Nuclear Medicine, Gunma University Graduate School of Medicine, Maebashi City, Japan
3. Department of Biotracer Medicine, Kanazawa University Graduate School of Medicine, Kanazawa, Japan
4. Department of Nuclear Medicine, Hokkaido University Graduate School of Medicine, Sapporo, Japan
5. Department of Radiology, Kagoshima University, Graduate School of Medicine, Kagoshima, Japan
6. Department of Clinical Statistics, Hokkaido University Graduate School of Medicine, Sapporo, Japan