1. Gynecology Division, Department of Reproductive and Developmental Medicine, Tohoku University Graduate School of Medicine
2. Department of Nursing, Faculty of Health Sciences, Tohoku Fukushi University
3. Division of Gynecology, Miyagi Cancer Center Hospital
4. Division of Surgery, Miyagi Cancer Center Hospital
5. Division of Nursing, Miyagi Cancer Center Hospital
6. Division of Epidemiology, Miyagi Cancer Center Research Institute
7. Division of Community Health, Tohoku University School of Health Sciences