@misc{indiciaeda4d905460b6,
  title = {Vacuum extraction.},
  author = {M Thiery},
  year = {1970},
  doi = {10.1016/s0140-6736(70)92220-8},
  url = {https://pubmed.ncbi.nlm.nih.gov/4098685/},
  note = {Source identifier: 4098685}
}