1. Department of Obstetrics and Gynecology, Kanazawa University Graduate School of Medical Science, 13-1 Takaramachi, Kanazawa, Ishikawa 920-8641, Japan
2. Department of Gynecology and Obstetrics, National Hospital Organization Osaka National Hospital, Osaka, Japan
3. Department of Obstetrics and Gynecology, Otsu Red Cross Hospital, Otsu, Japan
4. Department of Gynecology and Obstetrics, Kyoto University Graduate School of Medicine, Kyoto, Japan
5. Department of Home Science and Welfare, Kyoto Notre Dame University, Kyoto, Japan
6. Department of System Chemotherapy and Molecular Sciences, Kyoto University Graduate School of Pharmaceutical Sciences, Kyoto, Japan
7. Department of Nursing, Faculty of Health Sciences, Institute of Medical, Pharmaceutical and Health Sciences, Kanazawa University, Kanazawa, Japan
8. Institute for Experimental Animals, Kanazawa University Advanced Science Research Center, Kanazawa, Japan
9. Animal Resource Science Center Graduate School of Agricultural and Life Sciences, The University of Tokyo, Kasama, Japan
10. Institute for Environmental and Gender-specific Medicine, Juntendo University Graduate School of Medicine, Tokyo, Japan