参考文献/References:
［1］陈蕾，杨孜．早发型重度子痫前期及保守治疗对早产儿预后影响因素分析 ［J］．中国实用妇科与产科杂志，2009，25 （4）：276-279．
［2］杨孜．紧急宫颈环扎术在抗早产中的应用价值 ［J］．中国妇产科临床杂志，2008，9 （6）：405-407．
［3］郭艳军，杨孜，刘朝晖，等．早期早产临产不同干预措施的探讨 ［J］．实用妇产科杂志，2007，23（10）：605-607．
［4］ROMERO R, ESPINOZA J, KUSANOVIC J P，et al.The preterm parturition syndrome ［J］. BJOG : an International Journal of Obstetrics and Gynaecology (20063): 17-42.
［5］GUIMARES FILHO H A, ARAUJO JUNIOR E, PIRES C R, et al. Short cervix syndrome: current knowledge from etiology to the control ［J］. Archives of Gynecology and Obstetrics, 2013, 287 (4): 621-628.
［6］杨孜．早产［M］∥曹泽毅主编.中华妇产科学,上册．第3版．北京：人民卫生出版社，2014：474．
［7］LEVINE J S, BRANCH D W, RAUCH J. The anti-phospholipid syndrome ［J］. New England Journal of Medicine, 2002 (346): 752-763.
［8］Wilson WA, Gharavi AE, Koike T, et al. International consensus statement on preliminary classification criteria for definite antiphospholipid syndrome: report of an international workshop ［J］.Arthritis Rheum 1999,42 (7):1309–1311.
［9］Miyakis S, Lockshin MD, Atsumi T, et al. International consensus statement on an update of the classification criteria for definite antiphospholipid syndrome (APS) ［J］.. J Thromb Haemost，2006,4 (2):295– 306.
［10］GRIS J C, BOUVIER S, NOUVELLON E, et al. Antiphospholid antibodies and the risk of pregnancy complications ［J］. Thrombosis Research, 2017, 151 (Suppl 1): S 34-S 37.
［11］SACCONE G, BERGHELLA V, MARUOTTI G M, et al. Antiphospholipid antibody profile based obstetric outcomes of primary antiphospholipid syndrome: the?PREGNANTS study ［J］. American Journal of Obstetrics and Gynecology, 2017, 216 (5): 525.e1-525.e12.
［12］WEI S, LAI K, YANG Z, et al. Systemic lupus erythematosus and risk of preterm birth: a systematic review and meta-analysis of observational studies ［J］. Lupus, 2017, 26 (6): 563-571.
［13］CLOWSE M E, JAMISON M, MYERS E, et al. A National study of the complications of lupus in pregnancy ［J］. American Journal of Obstetrics and Gynecology, 2008, 199 (2): e1-e6.
［14］BUYON J P, KIM M Y, GUERRA M M, et al. Predictors of pregnancy outcomes in patients with lupus: a cohort study ［J］. Annals of Internal Medicine, 2015, 163 (3): 153-163.
［15］RUFFATTI A, TONELLO M, HOXHA A, et al. Effect of additional treatments combined with conventional therapies in pregnant patients with high-risk antiphospholipid syndrome:a multicentre study ［Z］, 2018.
［16］SACCONE G, BERGHELLA V, MARUOTTI G M, et al. Antiphospholipid antibody profile based obstetric outcomes of primary antiphospholipid syndrome: the PREGNANTS study ［J］. American Journal of Obstetrics and Gynecology, 2017, 216 (5): 525.e1-525.e12.
［17］宋文惠，杨孜，郭宏霞，等．抗磷脂综合征合并妊娠干预时机对妊娠结局的影响分析 ［J］．中国妇产科临床杂志，2016，17（3）：200-203．
［18］宋文惠，杨孜，郭宏霞，等．抗磷脂综合征合并妊娠不同干预时机及干预方法抗早产效果研究 ［J］．中国实用妇科与产科杂志，2016，32 （10）：973-978．