1Boma SH, Borna S, Khazardoost G, et al. Perinatal outcome in pre- tenn premature rupture of membranes with Anmiotic fluid index < 5 ( AFI <5)[J]. BMC Pregnancy Childbirth, 2004,4(1 ):15.
2Yoon BH, Kim YA, Romero R, et 81. Association of oligohydram- nios in woman with pretenn premature rupture of membranes with aninflammatory response in fetal, amniotlc, and maternal compart- mentsE J]. Am J Obstet Gynecol, 1999,18 (4) :784-788.
3乐杰.妇产科学[M].6版.北京:人民卫生出版社,2005:145.
4Yancy MK, Duff P, Clark P, et al. Peripartum infection associated with vaginal grorp B streptococcal coIonization[ J]. Obstet Gynccol, 1994,84(3) :816-819.
8Strongin AY, Collier I, Bannikov G, et al. Mechanism of cell sur- face activation of 72-kDa type IV collagenase. Isolation of the ac- tivated form of the membrane metalloprotease[J]. J Biol Chem, 1995,270(10):5331-5338.
9Gibbs RS, Romero R, Hillier SL, et al. A review of premature birth and subclinical infection[ J]. Am J Obstet Gynecol, 1992, 166(5 ) : 1515-1528.
10Yoon BH, Romero R, Yang SH, et al. Interleukin-6 concentra- tions in umbilical cord plasma are elevated in neonates with white matter lesions associated with periveutficular leukomalacia[ J]. Am J Obstet Gynecol, 1996,174 (5) : 1433-1440.