2Chang HJ, Suh CS. Ectopic pregnancy after assisted reproductive technology., what are the risk factors? [J]. CurrOpin Obstet Gynecol, 2010,22 : 202-207.
3Bermejo A,Iglesias C, Ruiz-Alonso M, et al. The impact of using the combined oral contraceptive pill for cycle scheduling on gene expression related to endometrial receptivity [J]. Hum Reprod,2014,29 : 1271-1278.
4von Grothusen C, Lalitkumar S, Rao Boggavarapu N, et al. Recent advances in understanding endometrial reeeptivity molecular basis and clinical applications [J]. Am J Reprod Immunol,2014,72 : 148-157.
5Strandell A,Thorbun J. Risk factors for ectopic pregnancy in assisted reproduction [J]. Fertil Steril, 1999,71 282-286.
6Jee BC, Suh CS, Kim SH. Eetopic pregnancy rates after frozen versus fresh embryo transfer: a meta analysis [J]. Gynecol Obstet Invest, 2008,68 : 53-57.
7Huang B, Hu D, Qian K, et al. Is frozen embryo transfer cycle associated with a significantly lower incidence of ectopie pregnancy ? An analysis of more than 30,000 cycles PJ. Fertil Steril, 2014,102 1345-1349.
8Fanchin R,Ayoubi JM,Righini C,et al. Uterine contractility decreases at the time of blastocyst transfers [J]. Hum Reprod,2001,16 : 1115 1119.
9Glujovsky D, Blake D, Farquhar C, et al. Cleavage stage blastocyst stage embryo transfer in assisted reproductive technology,[DB]. Cochrane Database Syst Rev, 2012,7 : CD002118.
10Smith LP,Oskowitz SP, Dodge LE, et al. Risk of ectopic pregnancy following day-5 embryo transfer compared with day-3 transfer [ J/OL]. Reprod Biomcd Online, 2013, 27..407-413.
