1. Department
of Epidemiology and Biostatistics, School of Public Health, Imperial College London, Norfolk Place, London W2 1PG, United Kingdom
2. Department
of Radiation Protection, Minamisoma Municipal General Hospital, 54-6
Takami-cho, Haramachi-ku, Minamisoma, Fukushima 975-0033, Japan
3. Department
of Radiation Protection, Soma Central Hospital, 3-5-18 Okinouchi, Soma, Fukushima 976-0016, Japan
4. Division
of Social Communication System for Advanced Clinical Research, The
Institute of Medical Science, University of Tokyo, 4-6-1 Shirokanedai, Minato-ku, Tokyo 108-8639, Japan
5. Department
of Physics, Graduate School of Science, University of Tokyo, 7-3-1 Hongo, Bunkyo-ku, Tokyo 113-0033, Japan
6. Faculty
of
Policy Management, Keio University, 5322 Endo, Fujisawa, Kanagawa 252-8520, Japan
7. Department
of Statistical Science, School of Advanced Sciences, The Graduate University for Advanced Studies, 10-3 Midoru-cho, Tachikawa, Tokyo 190-8562, Japan