1. Department of Radiological Technology, Gunma Prefectural College of Health Sciences
2. Graduate School of Radiological Technology, Gunma Prefectural College of Health Sciences
3. School of Radiological Technology, Gunma Prefectural College of Health Sciences (Current address: Department of Diagnostic Imaging, Yokohama Municipal Citizen’s Hospital)
4. School of Radiological Technology, Gunma Prefectural College of Health Sciences (Current address: Department of Clinical Radiology, Ishii Hospital)