About Morikawa, Mamoru
About Department of Obstetrics, Hokkaido University, Graduate School of Medicine
About Yamada, Takahiro
About Department of Obstetrics, Hokkaido University, Graduate School of Medicine
About Akaishi, Rina
About Department of Obstetrics, Hokkaido University, Graduate School of Medicine
About Yamada, Takashi
About Department of Obstetrics, Hokkaido University, Graduate School of Medicine
About Nishida, Ryutaro
About Department of Obstetrics, Hokkaido University, Graduate School of Medicine
About Kaneuchi, Masanori
About Department of Obstetrics, Hokkaido University, Graduate School of Medicine
About Minakami, Hisanori
About Department of Obstetrics, Hokkaido University, Graduate School of Medicine
About Sato, Shoji
About Maternal and Perinatal Care Center, Oita Prefectural Hospital
About Journal of Perinatal Medicine