1. Fukushima Medical University Hospital, Fukushima, Japan
2. Fukushima Medical University, Fukushima, Japan
3. Hiroshima University, Hiroshima, Japan
4. Nagasaki University School of Health Sciences, Nagasaki, Japan
5. Nagasaki University, Atomic Bomb Disease Institute, Nagasaki, Japan
6. Cambodia Development Resource Institute, Phnom Penh, Cambodia
7. International Atomic Energy Agency, Vienna, Austria