About Matsuda, Yoshio
About Department of Obstetrics and Gynecology, International University of Health and Welfare Hospital
About Ogawa, Masaki
About Department of Obstetrics and Gynecology, Tokyo Women's Medical University
About Nakai, Akihito
About Department of Obstetrics and Gynecology, Tama-Nagayama Hospital, Nippon Medical School
About Hayashi, Masako
About Department of Obstetrics and Gynecology, Tama-Nagayama Hospital, Nippon Medical School
About Satoh, Shoji
About Maternal and Perinatal Care Center, Oita Prefectural Hospital
About Matsubara, Shigeki
About Department of Obstetrics and Gynecology, Jichi Medical University
About International Journal of Medical Sciences
About ITS