@misc{indiciae60ed6f89724f,
  title = {Hyperventilation-induced unconsciousness during labour.},
  author = {R A Bourlier and D J Birnbach},
  year = {1995},
  doi = {10.1093/bja/74.5.629-c},
  url = {https://pubmed.ncbi.nlm.nih.gov/7772449/},
  note = {Source identifier: 7772449}
}