@misc{indiciae4d75b4d58436,
  title = {Ketamine for obstetric delivery.},
  author = {T J Akamatsu and J J Bonica},
  year = {1977},
  doi = {10.1097/00000542-197701000-00019},
  url = {https://pubmed.ncbi.nlm.nih.gov/831600/},
  note = {Source identifier: 831600}
}