2Lain G, Kuller J, McMahon M. Use of mag- netic resonance imaging and ultrasound in the antenatal diagnosis of placenta accrete [ J ]. J Soc Gynecol Investig, 2002, 9 (1): 37- 40.
3Eshkoli T, Weiutraub AY, Sergienko R, et al. Placenta accreta: risk factors, perinatal out- comes, and consequences for subsequent births [J]. Am J Obstet Gynecol, 2013, 208 (3) : 219. e1 -219. e7.
4Sumigama S, Itakura A, Ota T, et al. Pla- centa previa increta/percreta in Japan : a retro- spective, study of ultrasound findings bman- agement and clinical course [ J ]. Journal of Obstetrics and Gynaecology Research, 2007, 33 (5) : 606 -611.
5Al - Harbi NA, AI - Abra ES, Alabbad NS. Utero - vaginal packing. Seven years re- view in the management of post partum hemor- rhage due to placenta previa/acereta at a ma- ternity hospital in Central Sandi Arabia [ J ]. Saudi Med J, 2009, 30 (2): 243.