*Masanori Nagao^1,2, Fumikazu Hayashi^1,2, Tetsuya Ohira^1,2, Hiroki Shimura^1,3, Satoru Suzuki^1,4, Hitoshi Ohto¹, Seiji Yasumura¹ (1. Radiation Medical Science Center for the Fukushima Health Management Survey, Fukushima Medical University, 2. Department of Epidemiology, Fukushima Medical University School of Medicine, 3. Department of Laboratory Medicine, Fukushima Medical University School of Medicine, 4. Department of Thyroid and Endocrinology, Fukushima Medical University)

*Masayo Komatsu¹, Ling Zha¹, Tetsuhisa Kitamura¹ (1. Osaka University)

*Mariko Hanfusa¹, Nobutoshi Nawa², Tomoki Nakaya³, Kiyohide Fushimi⁴, Takeo Fujiwara², Yuri Ito⁵ (1. Division of Cohort Research, National Cancer Center Institute for Cancer Control, 2. Department of Public Health Promotion, Tokyo Medical and Dental University Graduate School of Medical and Dental Sciences, 3. Department of Frontier Science for Advanced Environment, Graduate School of Environmental Studies, Tohoku University, 4. Department of Health Policy and Informatics, Tokyo Medical and Dental University Graduate School of Medical and Dental Sciences, 5. Department of Medical Statistics, Research & Development Center, Osaka Medical and Pharmaceutical University)

*Kana Okamoto¹, Isao Muraki¹, Ryo Kawasaki¹, Akiko Tamakoshi², Hiroyasu Iso³ (1. Department of Public Health Medicine, Osaka University Graduate School of Medicine, 2. Department of Public Health, Hokkaido University, Graduate School of Medicine, 3. Institute of Global Health Policy Research, Bureau of International Health Cooperation, National Center for Global Health and Medicine)

*Masaki Ohsawa^1,2, Kozo Tanno², Toru Kuribayashi³, Yuki Yonekura⁴, Toshiyuki Onoda³, Megumi Tsubota⁵, Yuka Kotozaki², Nobuyuki Takanashi² (1. Morioka Tsunagi Onsen Hospital, 2. Iwate Medical University, 3. Iwate University, 4. St. Luke's International University, 5. Teikyo University )