1. Beigi RH, Wang J, Nakamoto DA, Shah DM, Loret de Mola JR (2000) Interstitial pregnancy. Fertil Steril 73(6): 1232–1233
2. Bontis J, Grimbizis G, Tarlatzis BC, Miliaras D, Bili H (1997) Intrafollicular ovarian pregnancy after ovulation induction/intrauterine insemination: pathophysiological aspects and diagnostic problems. Hum Reprod 12(2): 376–378
3. Born HJ (1998) Dopplerdiagnostik der ektopen Schwangerschaft. Ein diagnostischer Zugewinn? Gebfra 58: 263–268
4. Bouyer J, Rachou E, Germain E, Fernandez H, Coste J, Pouly JL, Job-Spira N (2000) Risk factors for extrauterine pregnancy in women using an intrauterine device. Fertil Steril 74(5): 899–908
5. Bremner T, Cela V, Luciano AA (2000) Surgical management of interstitial pregnancy. J Am Assoc Gynecol Laparosc 7(3): 387–389