EP34.11: Sonographic prediction of placental invasion and perioperative intervention in placenta previa using the placenta accreta index. (14th September 2022) - Hasegawa, K.; Ikenoue, S.; Takeda, M.; Tanaka, Y.; Tamai, J.; Hamuro, A.; Tanaka, Y.; Tamagawa, M.; Kasuga, Y.; Ochiai, D.; Tanaka, M.