SHIOZAKI Arihiro, YAMADA Kiyotaka, KUSABIRAKI Tae, TANAKA Tomoko, TSUDA Sayaka, ITO Mika, YONEDA Noriko, YONEDA Satoshi, SAITO Shigeru (Obstetrics and Gynecology, University of Toyama)

NAMAI Shigenari, RYO Eiji, YATUKI Keita, MORITA Masayosi, SAKURAI Rina, HASHIMOTO Kei, NISIZAWA Miki, MATUMOTO Yasuhiro, KIDO Koichiro, AYABE Takuya (Obstetrics and Gynecology, Teikyo University)

MIMA Yasuyuki¹, FURUYA Natsumi¹, KURASAKI Akiko¹, SASAKI Takamichi¹, DOI Masatomo², TAKAGI Masayuki², HASEGAWA Junichi¹, SUZUKI Nao¹ (1.Obstetrics and Gynecology, St. Marianna University School of Medicine, 2.Pathology, St. Marianna University School of Medicine)

KURASAKI Akiko, HASEGAWA Junichi, HONMA Chika, FURUYA Natsumi, SASAKI Takamichi, NAKAMURA Takayoshi, MIMA Yasuyuki, MIURA Ayako, KONDO Haruhiro, SUZUKI Nao (Department of Obstetrics and Gynecology, St. Marianna University School of Medicine)

HASEGAWA Junichi¹, FURUYA Natsumi¹, DOI Masatomo², SASAKI Takamichi¹, MIMA Yasuyuki¹, KURASAKI Akiko¹, TAKAGI Masayuki², SUZUKI Nao¹ (1.Obstetrics and Gynecology, St. Marianna University School of Medicine, 2.Pathology, St. Marianna University School of Medicne)

TAKITA Hiroko, TOKUNAKA Mayumi, SAITO Mizue, KOYANO Maya, GOTO Minako, ARAKAKI Tatsuya, HAMADA Shoko, NAKAMURA Masamitsu, MATSUOKA Ryu, SEKIZAWA Akihiko (Department of Obstetrics and Gynecology, Showa University School of Medicine)