MORI Nobuhiro, KANENISHI Kenji, ABOELLAIL Mohamed, NITTA Emiko, HATA Toshiyuki (Perinatology and Gynecology, Kagawa University Guraduate School of Medicine)

NITTA Emiko, ABOELLAIL Mohamed, MORI Nobuhiro, HANAOKA Uiko, KANENISHI Kenji, TANAKA Hirokazu, HATA Toshiyuki (Department of Perinatology and Gynecology, Kagawa University Graduate School of Medicine)

ABOELLAIL Mohamed, KANENISHI Kenji, MORI Nobuhiro, HANAOKA Uiko, HATA Toshiyuki (Perinatology and Gynecology, Kagwa University Graduate School of Medicine)

YATSUKI Keita, RYO Eiji, MORITA Masayoshi, SETO Michiharu, KAMATA Hideo, HASHIMOTO Kei, NISHIZAWA Miki, NAMAI Shigenari, KIDO Koichiro, AYABE Takuya (Obstetrics and Gynecology, Teikyo University Hospital)