1. Department of Radiation Oncology, Aichi Cancer Center Hospital
2. Graduate School of Radiological Technology, Gunma Prefectural College of Health Sciences
3. Department of Radiation Oncology, Aichi Cancer Center Hospital (Current address: Department of Proton Technology, Medipolis Proton Therapy and Research Center)
4. Department of Radiation Oncology, Aichi Cancer Center Hospital (Current address: Department of Radiology, Okazaki City Hospital)