Gundabattula SR, Marakani LR, Dasari S.
Can We reduce Fetal Loss with Second Trimester Miscarriages and very Preterm Births due to Cervical Incompetence in Women with Repeated Failed Vaginal Cerclages and/or Inaccessible Cervices?. 
Int J Infertil Fetal Med
2013;
4
(1):1-5.