Hayashi, Masako について
Department of Obstetrics and Gynecology, Nippon Medical School について
Nakai, Akihito について
Department of Obstetrics and Gynecology, Nippon Medical School について
Satoh, Shoji について
Maternal and Perinatal Care Center, Oita Prefectural Hospital について
Matsuda, Yoshio について
Department of Obstetrics and Gynecology, International University of Health and Welfare について
International Journal of Medical Sciences について