About Usuki, S.
About Department of Obstetrics and Gynecology, Institute of Clinical Medicine, University of Tsukuba, Ibaraki 305
About Kubota, S.
About Department of Obstetrics and Gynecology, Institute of Clinical Medicine, University of Tsukuba, Ibaraki 305
About Miyakawa, S.
About Department of Obstetrics and Gynecology, Institute of Clinical Medicine, University of Tsukuba, Ibaraki 305
About Japanese Journal of Fertility and Sterility
About IS
About DNA