1. Department of Psychiatry Tohoku University Hospital Sendai Japan
2. Department of Psychiatry Tohoku University Graduate School of Medicine Sendai Japan
3. Department of Obstetrics and Gynaecology Tohoku University Graduate School of Medicine Sendai Japan
4. Division of Women's Health, Research Institute of Traditional Asian Medicine Kinki University School of Medicine Osaka Japan
5. Fukushima Medical Centre for Children and Women Fukushima Medical University Fukushima Japan
6. Environment and Genome Research Centre Tohoku University Graduate School of Medicine Miyagi Japan
7. Tohoku Medical Megabank Organization Tohoku University Sendai Japan
8. Department of Disaster Psychiatry, International Research Institute of Disaster Science Tohoku University Sendai Japan