5[1]Mosmann TR,Cherwinski H,Bond MW,et al.Two types of murine helper T cell clone,Definition according to profiles of lymphokine secreted proteins.J Immunol,1986,136:2 348-2 357.
6[2]Hellgren M,Svensson PJ, Dahlback B.Resistance to activated protein C as a basis for venous thromboembolism associated with pregnancy and oral contraceptives.Am-J-Obstet-Gynecol,1995,173(1): 210-213.
7[3]Voorberg J,Roelse J,Koopman R,et al.Association of idiopathic venous thromboembolism with single point-mutation at Arg -506 of factor V.Lancet,1994,343(8 912):1 535-1 536.
8[4]Bennett WA,Lagoo-Deenadayalan S,Whitworth NS,et al.First-trimester human chorionic villi express both immunoregulatory and inflammatory cytokines: a role for interleukin-10 in regulating the cytokine network of pregnancy.Am J Reprod Immunol,1999,41(1):70-78.
9[5]Weetman AP.The immunology of pregnancy.Thyroid,1999,9(7):643-646.
10[6]Wegmann TG,Lin H,Guilbert L,et al.Bidirectional cytokine interactions in the maternal-fetal relationship: is successful pregnancy a Th2 phenomenon? Immunol Today,1993,14(7):353-356.
5World Health Organization(2004)Appropriate body mass index(BMI)for Asian populations and its implications forpolicy an intervention strategies:report of a WHO Expert Consultation.Lancet,363:157-163.
6Bianco AT,Smilen SW,Davis Y,et al.Pregnancy outcome and weight gainrecommendations for the morbidly obese women.Obstet Gynecol,1998,91:97.
7Yang X, Hsu - Hage B, Zhang H, et al. Gestational diabetes mellitus in women of single gravidity in Tianjin City, China [ J ]. Diabetes Care, 2002, 25 (5): 847-851.
8Zhang F, Dong L, Zhang CP, et al. Increasing prevalence of gesta- tional diabetes mellitus in Chinese women from 1999 to 2008 [J]. Dia- bet Med, 2011, 28 (6): 652-657.
9Bertolotto A, Volpe L, Calianno A, et al. Physical activity and dietary habits during pregnancy: effects on glucose tolerance [ J ]. J Matern Fetal Neonatal Med, 2010, 23 (11) , 1310 -1314.
10Guelinckx I, Devlieger R, Mullie P, et al. Effect of lifestyle interven- tion on dietary habits, physical activity, and gestational weight gain in obese pregnant women : a randomized controlled trial [ J ]. Am J Clin Nutr, 2010, 91 (2), 373-380.
