[参考文献]

    [1] Goh WA，Zalud I. Placenta accreta：diagnosis，management and the molecular biology of the morbidly adherent placenta [J]. J Matern Fetal Neonatal Med，2016，29(11)：1795-800.

    [2] 池一婵，隗伏冰，唐莉.前置胎盘胎盘植入研究进展[J].医学综述，2015，21(5)：843-845.

    [3] Jauniaux E，Collins SL，Jurkovic D，et al. Accreta placentation：a systematic review of prenatal ultrasound imaging and grading of villous invasiveness [J]. Am J Obstet Gynecol ......