1Salomon LJ, Fernandez H, Chauveaud A, et al. Successful management of a heterotopic caesarean scar pregnancy: potassium chloride injection with preservation of the intrauterine gestation: case report. Hum Reprod, 2003,18: 189-191.
2Miller DA, Chollet JA, Goodwin TM. Clinical risk factors for placental previa-placenta accreta. Am J Obstet Gynecol, 1997, 177: 210-214.
3Avva R,Shah HR,Angtuaco TL. US case of the day. Placenta increta. Radiographics, 1999,19:1089-1092.
4Fylstra DL, Pound-Chang T, Miller MG, et al. Ectopic pregnancy within a cesarean delivery scar: a case report. Am J Obstet Gynecol, 2002, 187: 302-304.