1. Linear salpingostomy for ectopic pregnancy;Thornton;Obstet Gynecol Clin North Am,1991
2. Persistent ectopic pregnancy;Seifer;Obstet Gynecol Clin North Am,1991
3. Persistent ectopic pregnancy following laparoscopic linear salpingostomy;Seifer;Am J Obstet Gynecol,1990
4. Can we predict patients at risk for persistent ectopic pregnancy after laparoscopic salpingostomy?;Kemmann;J Am Assoc Gynecol Laparosc,1994
5. Persistent tubal ectopic gestation;Vermesh;Fertil Steril,1988