Oba T, Koyano M, Hasegawa J, Takita H, Arakaki T, Nakamura M, Sekizawa A. The inferior vena cava diameter is a useful ultrasound finding for predicting postpartum blood loss. The journal of maternal-fetal & neonatal medicine : the official journal of the European Association of Perinatal Medicine, the Federation of Asia and Oceania Perinatal Societies, the International Society of Perinatal Obstetricians. 2018. 32. 19. 1-4
Koyano Maya, Hasegawa Junichi, Arakaki Tatsuya, Matsuoka Ryu, Sekizawa Akihiko. Successful treatment of placenta previa totalis using the combination of a two-stage cesarean operation and uterine arteries embolization in a hybrid operating room. CASE REPORTS IN PERINATAL MEDICINE. 2016. 5. 1. 31-34
Successful treatment of placenta previa totalis complicated with placenta accreta through the combination of two-stage Cesarean operation and uterine arteries embolization: A case report
(12th World Congress of Perinatal Medicine, 2015)