1. Department of Midwifery and Maternal Nursing, Fukushima Medical University School of Nursing
2. Integrated Center for Science and Humanities, Fukushima Medical University
3. Center for Gender-Specific Medicine, Fukushima Medical University
4. Department of Epidemiology, Fukushima Medical University School of Medicine
5. Department of Obstetrics and Gynecology, Fukushima Medical University School of Medicine