1. Department of Obstetrics and Gynecology, Nagoya University Graduate School of Medicine
2. Laboratory of Bell Research Center‑Department of Obstetrics and Gynecology Collaborative Research, Nagoya University Graduate School of Medicine
3. Center for Maternal-Neonatal Care, Nagoya University Hospital
4. Department of Obstetrics and Gynecology, Fujita Health University, School of Medicine
5. Department of Obstetrics and Gynecology, Faculty of Medicine, The University of Tokyo