2Jorens PG, Van Marck E, Snoeckx A, et al. Nonthrombotic pulmonary embolism [J]. Eur Respir,2009,34(2) :452 - 474.
3Kramer MS, Rouleau J, Baskett TF. Amniotic-fluid embolism and medical induction of labour: a retrospective, population-based cohort study [J]. Lancet. 2006,21,368(9545) : 1444 - 1448.
4Finesehi V, Gambassi R, Gherardi M, et al. The diagnosis of amniotic fluid embolism: an immunohistochemical study for the quantification of pulmormry mast cell tryptase [J].Int J Legal Med,1998,111(5) :238- 243.
5F Gary Cunnigham, Norman FG, Kenneth JL, et al. Williams Obatetrica (21 Edition) [ M]. McGraw-HiD,2002:659 - 661.
6朗景和,译.威廉姆斯产科学[M].20版.西安:世界图书出版社,2001:788-802
7Gurol-Urganci I, Cromwell DA, Edozien LC. Risk of placenta previa in second bir- th after first birth cesarean section: a population-based study and meta-analy- sis[J]. BMC Pregnancy Childbirth,2011, 21(11):95.
8Solheim KN, EsakoffTF, Little SE.The ef- fect of cesarean delivery rates on the fu- ture incidence of placenta previa, placenta accreta, and maternal mortality [J]. J Matem Fetal Neonatal Med,2011,24( 11): 134 l- 1346.
9Lachman E, Mali A, Gino G. Placenta ac- creta with placenta previa after previous cesarean sections-a growing danger in modem obstetrics[J]. Harefuah,2000,138 (8):628-31,712.
10Japaraj RP, Mimin TS, Mukudan K. Ante- natal diagnosis of placenta previa accreta in patients with previous cesarean scar[J]. J Obstet Gynaecol Res,2007,33(4):431-437.
