Thomas CL: Taber's Cyclopedic Medical Dictionary. Philadelphia , F. A. Davis, 1989.
2.
Filly RA: Ectopic pregnancy, in Callen PW (ed): Ultrasonography in Obstetrics and Gynecology. 3rd ed. Philadelphia, PA, W. B. Saunders , 1994, pp 641-659.
3.
Sherer DM, Roberts D., Rideout J., et al: Preoperative endovaginal sonographic diagnosis of an unruptured interstitial pregnancy. J Diagn Med Sonography1992;8: 203-205.
4.
Rogers RG, Kammerer-Doak D., Miller M., Byrn F., Conway S., Hall R.: A comparison of ultrasound and surgical findings in suspected ectopic pregnancy . J Diagn Med Sonography2000;16:60-64.
5.
Scalf T., Weingardt J., Thieme GA: Sonographic diagnosis of interstitial (cornual) ectopic pregnancy: a case report. J Diagn Med Sonography1997 ;13:128-131.
6.
Warrick EF, Stark DA: The ectopic pregnancy: a well-deserved review. J Diagn Med Sonography2002;18: 289-297.
7.
Pisani AL, Davis JL, Carlson DE, Platt LD: Mid-trimester ruptured cornual pregnancy. J Diagn Med Sonography1994;10:329-331.
8.
Daus K., Mundy D., Graves W., Slade BA: Ectopic pregnancy: what to do during the 20-day window. J Reprod Med1989;34:162-164.