1Dubusisson JB, Foulot H, Aabriot FX, et al. Risk factors for ectopic pregnancy in 556 pregnancies after in vitro fertilization: inplieation for preventive management[J]. Fertil steril, 1991, 56(4) :686-690.
2Strandell A, Thorbum J, Hamberger L, et al. Risk factors for ectopic pregnancy in assisted reproduction [J]. Fertil Steril, 1999,71(2) : 282-286.
3Sentark LM, Arici A. I.enkemia inhibitory factor in human reproduction [J]. AnJ. reprod Emrnamal, 1998,39(2) : 144-145.
4Femande ZH & Gervasise A. Ectopic pregnanacies after infertility treament..modern diagnosis and therapeutic strategy[J]. Hum Reprod Update , Z004,10(6):503-513.
1Tal J, Haddad S,Gorodon N,et al.Heterotopic pregnancy after ovulation and assisted re pr oduction technologies:a literature review from 1971~1993[J].Fertil Steril,199 6,66:1
2Dubuisson JB,Foulot H,Aubriot FX,et al.Risk factors for ectopic pregnancy in 556 pregnancies after in vitro fertilization:Implicati on for preventive management[J].Fertil Steril,1991,56(4):686-690
3Strandell A,Thorburn J,Hamberger L,et al.Risk factors for ectopic pregn ancy in assisted reproduction[J].Fertil Steril,1999,71(2):282-6
4Senturk LM,Arici A.Leukemia inhibitory factor in human reproduct ion[J].Am J Reprod Immunol,1998,39(2):144-51
5Tummon IS, Whitmore NA,Daniel Sa,et al.Transfering more embryos increase risk of heterotop ic pregnancy[J].Fertil Steril,1994,61(6):1065
6Lass A,Elleb ogen A.Effect of salpingectomy on ovary response to superovulation in an in vitr o fertilization embryo transfer program[J].Fertil Steril,1998,70(5):1035
7Barmat LI,Rauch E,Spandorfer S,et al.The effect of hydrosalpin ges on IVF-ET outcome[J].Assist Reprod Genet,1999,16(7):350-4