References
- Dmowski W P, Rana N, Ding J, et al. Retroperitoneal subpancreatic ectopic pregnancy following in vitro fertilization in a patient with previous bilateral salpingectomy: how did it get there?. Journal of Assisted Reproduction and Genetics 2002; 19: 90–93
- Ferland R J, Chadwick D A, O'Brien J A, et al. An ectopic pregnancy in the upper retroperitoneum following in vitro fertilization and embryo transfer. Obstetrics and Gynecology 1991; 78: 544–546
- Hall J, Harris M, Levy R C, et al. Retroperitoneal ectopic pregnancy. Journal of Obstetrics and Gynaecology of the British Commonwealth 1973; 80: 92–94
- Reid F, Steel M. An exceptionally rare ectopic pregnancy. BJOG: an International Journal of Obstetrics and Gynaecology 2003; 110: 222–223
- Sotus P G. Retroperitoneal ectopic pregnancy: a case report. Journal of the American Medical Association 1977; 238: 1363–1364
- Terrier J P, Garcia S, Hardwigsen J, et al. Retroperitoneal ectopic pregnancy: report of a case. [Article in French]. Annales de Pathologie 1998; 18: 201–202