6Larsen JV,Solomon MH.Pregnancy in a uterine scar sacculus--an unusual cause of postabortal haemorthage.S Afr Med J,1978,53:142-143.
7Maymon R,Halperin R,Mendlovic S,et al.Ectopic pregnancies in a Caesarean scar:review of the medical approach to an iatrogenic complication.Hum Reprod Update,2004,10:515-523.
8Jurkovic D,Hillaby K,Woelfer B,et al.First-trimester diagnosis and management of pregnancies implanted into the lower uterine segment Cesarean section scar.Ultrasound Obstet Gynecol,2003,21:220-227.