References
- Akhan O, Cekirge S, Senaati S, et al. Sonographic diagnosis of an abdominal ectopic pregnancy. American Journal of Radiology 1990; 155: 197
- Ali V, Saldana L R, Balat I Y. Pitfalls in sonographic diagnosis of abdominal pregnancy. Southern Medical Journal 1981; 74: 4771–4776
- Angtuaco T L, Shah H R, Neal M R, et al. Ultrasound evaluation of abdominal pregnancy. Critical Reviews in Diagnostic Imaging 1994; 35: 1–59
- Bombard A T, Nakagawa S, Runowicz C D, et al. Early detection of abdominal pregnancy by maternal serum AFP + screening. Prenatal Diagnosis 1994; 14: 1155
- Costa S D, Presley J, Bastert G. Advanced abdominal pregnancy. Obstetrical and Gynecological Survey 1991; 46: 515–525
- Harris M B, Angtuaco T, Frazier C N, et al. Diagnosis of a viable abdominal pregnancy by magnetic resonance imaging. American Journal of Obstetrics and Gynecology 1988; 159: 150–151
- Hohlweg-Majert P, Heck G, Thiele H, et al. Eine ausgetragene intra- und extrauterine Zwillingsschwangerschaft mit lebenden Kindern. Geburtshilfe Frauenheilkd 1981; 41: 297–298
- Peterson H B. Extratubal ectopic pregnancies: Diagnosis and treatment. Journal of Reproductive Medicine 1986; 31: 108
- Rojansky N, Schenker J G. Heterotopic pregnancy and assisted reproduction – an update. Journal of Assisted Reproduction and Genetics 1996; 13: 594–601
- Tal J, Haddad S, Gordon N, et al. Heterotopic pregnancy after ovulation induction and assisted reproductive technologies: a literature review from 1971 to 1993. Fertility and Sterility 1996; 66: 1–12
- Tamai K, Koyama T, Togashi K. MR features of ectopic pregnancy. European Radiology 2007; 17: 3236–3246