5Shiozaki A, Matsuda Y, Satoh S,et al. Impact of fetal sex in pregnancy-induced hypertension and preeclampsia in Japan[J]. J Reprod Immunol, 2011,89(2) : 133-139.
6Yang Q,Wen SW,Smith GN,et al. Maternal cigarette smoking and the risk of pregnancy induced hypertension and eclampsia[J]. Int J Epidemiol, 2006,35 (2) : 288-293.
7Litwin S, Cortina ME, Barrientosa GL, et al. Multiparity in- creases trophoblast invasion and vascular endothelial growth factor expression at the maternal-fetal interface in mice[J]. J Reprod Immunol,2010,85(2) : 161-167.
10Martinelli P, Grandone E, Colaizzo D, et al. Familial thrombophilia and the occurrence of fetal growth restric- tion[J]. Hematologica, 2001,86(4) :428-431.
