@misc{indiciae5ea1dc4320b9,
  title = {Vacuum extraction: does duration predict scalp injury?},
  author = {F Y Teng and J W Sayre},
  year = {1997},
  doi = {10.1016/s0029-7844(96)00495-4},
  url = {https://pubmed.ncbi.nlm.nih.gov/9015036/},
  note = {Source identifier: 9015036}
}