@misc{indiciaef29227e79b3c,
  title = {Editorial: Cervical incompetence.},
  year = {1973},
  doi = {10.5694/j.1326-5377.1973.tb130040.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/4777549/},
  note = {Source identifier: 4777549}
}