1Lukaszuk K, Nakonieczny M, Wojcik D, et al. Heterotopic pregnancy after in vitro fertilization. Przegl Lek ,2006,63 (4) :239 - 241.
2Rojansky N, Schenker JG. Heterotopic pregnancy and assisted repro- duction - an update. J Assist Reprod Genet, 1996,13 (7) :594 - 601.
3Barron VallejoJ, Ortega Dlaz R, Kably Ambe A. Heterotopic pregnancy with intrauterine dizygotic twins following embryo transfer in the blastocyst phase. Ginecol Obstet Mex,1999,67:169 - 172.
4Svare J, Norup P, Grove Thomsen S, et al. Heterotopic pregnancies after in - vitro fertilization and embryo transfer - a Danish survey. Hum Reprod, 1993,8( 1 ) :116 - 118.
5Johnson N, McComb P, Gudex G. Heterotopic pregnancy complicating in vitro fertilization. Aust N Z J Obstet Gynaecol, 1998,38 ( 2 ) : 151 - 155.
4Lesny P,Killick SR,Robinso J,et al.Transcervical embryo transfer as a risk for ectopic pregnancy[J].Fertil Steril,1999,72(2):305-309.
5Brodowska A,Szydlowska I,Starczewski A,et al.Analysis of ectopic pregnancy risk factors in own material in years 1991-2002[J].Pol Merkuriusz Lek,2005,18(103):74-77.
6Ribic-Pucelj M,Tomazevic T,Vogler A,et al.Risk factors for ectopic pregnancy after in vitro fertilization and embryo transfer[J].J Assist Reprod Genet,1995,12(9):594-598.
7Fernandez H,Gerviase A.Ectopic pregnancies after infertility treatment:modern diagnosis and therapeutic strategy[J].Hum Reprod,2004,10(6):503-513.
8Chang Y,Lee JN,Yang CH,et al.An unexpected quadruplet heterotopic pregnancy after bilateral salpingectomy and replacement of three embryos[J].Fertil Steril,2003,80:2120-2182.
9Kitade M,Takeuchi H,Kikuchi I,et al.A case of simultaneous tubal-splenic pregnancy after assisted reproductive technology[J].Fertil Steril,2005,83(4):1042.
4Lukask K,Nakonieczny M,Wojcik D,et al. Heterotopic pregnancy after in vitro fertilization [J]. Przegl Lek, 2006, 63(4): 239-241.
5Femandez H, Gervaisse A. Ectopic pregnancies after in- fertility treatment: modem diagnostic therapeutic strategy [J]. Hum Reprod Update, 2004,10(6) :503-513.
6Lukaszuk K,Nakonieczny M,Wojcik D,et al.Heterotopic pregnancy after in vitro fertilizitiont[J].Przegl lek,2006,63(4):239-241.
7Claylonlib,SchieveLA,Peterson HB,et al.Acomparisonof heterotopie and intrauterine-only pregnancy outcomesafterassisted reproductive teelmologies in the United Statesfrom 1999 to 2002 [J]. Fertil Steril,2007,87(2): 303-309.
8St randell A,Thorbum J,Hamberger L.Risk factors for ectopic pregnancy in assisted reproduction[J].Fertil Steril,2000,71(2):282-286.
10Pan HS,Chuang J,Chiu SF,et al.Heterotopic t riplet pregnancy : report of a case wit h bilateral tubal pregnancy and an intrauterine pregnancy[J] .Hum Reprod,2002,17 (5): 1363 - 1366.
