2Hasegawa J, Nakamura M, Hamada S, et al. Capable of i- dentifying risk factors for placental abruption[J]. J Ma- tern Fetal Neonatal Med, 2014,27 ( 1 ) ; 52-56.
3Heller DS, Keane-Tarchichi M, Varshney S. Is pathologic confirmation of placental abruption more reliable in cases due to chronic etiologies compared with acute etiologies[J]. J Perinat Med,2013,41(6) :701-703.
4Tikkanen M. Placental abruption., epidemiology, risk fac- tors and consequences [J]. Acta Obstet Gynecol Scand, 2011,90(2) : 140-149.
5Boisram6 T, Sanan~s N, Fritz G, et al. Placental abrup- tion: risk factors, management and maternal-fetal progno- sis. Cohort study over 10 years[J]. Eur J Obstet Gynecol Reprod Biol,2014,179(2) : 100-104.
6Takano Y, Furukawa S, Ohashi M, et al. Fetal heart ratepatterns related to neonatal brain damage and neonatal death in placental abruption[J]. J Obstet'Gynaecol Res, 2013,39(1) :61-66.
7Elsasser DA, Ananth CV, Prasad V, et al. Diagnosis of placental abruption:relationship between clinical and his- topathological findings[J]. Eur J Obstet Gynecol Reprod Biol, 2010,148(2) :125-130.
8Kadasne AR, Mirghani HM. The role of ultrasound in life-threatening situations in pregnancy [J]. J Emerg Trauma Shock,2011,4(4):508-510.
9Masselli G, Brunelli R, Di Tola M, et al. MR imaging in the evaluation of placental abruption., correlation with sonographic findings [J]. Radiology, 2011,259 ( 1 ): 222- 230.
10Kasai M,Aoki S, Ogawa M, et al. Prediction of perinatal outcomes based on primary symptoms in women with pla- cental abruption[J]. J Obstet Gynaecol Res, 2014,16 (2) : 216-220.
