3Jurkovic D, Hillaby K, Woelfer B, et al. First- trimester diagnosis and management of pregnancies implanted into the lower uterine segment cesarean section scar. Ultrasound Ob- stet Gynecol, 2003, 21: 220-227.
4Scow KM, Huang LW, Lin YH, et al. Caesarean sear pregnancy: issues in management. Ultrasound Obstet Gyne- col, 2004, 23: 247-253.
5Litwicka K, Greco E. Caesarean scar pregnancy: a review of management options. Curr Opin Obstet Gynecol, 2011, 23: 415 - 421.
6Rotas MA, Haberman S, Levgur M. Cesarean scar ectopic pregnancies: etiology, diagnosis, and management. Obstet Gynecol, 2006, 107.. 1373- 1377.
7Shih JC. Cesarean scar pregnancy: diagnosis with three - di- mensional (aD) ultrasound and aD power Doppler. Ultra- sound Obstet Gynecol, 2004, 23:306 - 307.
8Fylstra DLo Ectopic pregnancy within a cesarean scar: a re- view. Obstet Gynecol Surv, 2002, 57.. 537-543.
9Ash A, Smith A, Maxwell D. Caesarean scar pregnancy. BJOG, 2007, 114.. 253-263.
10Vial Y, Petignat P, Hohlfeld P. Pregnancy in a cesarean scar. Ultrasound Obstet Gynecol, 2000, 16:592 - 593.
