1 Department of Obstetrics and Gynecology, Graduate School of Medical Sciences, Nagoya City University, Nagoya, Japan. og.mym@med.nagoya-cu.ac.jp.
2 Research Center for Recurrent Pregnancy Loss, Graduate School of Medical Sciences, Nagoya City University, Nagoya, Japan. og.mym@med.nagoya-cu.ac.jp.
3 Department of Obstetrics and Gynecology, Graduate School of Medical Sciences, Nagoya City University, Nagoya, Japan.
4 Research Center for Recurrent Pregnancy Loss, Graduate School of Medical Sciences, Nagoya City University, Nagoya, Japan.