@misc{indiciae44c494f94367,
  title = {Electrocardiography during anaesthesia.},
  author = {M JOHNSTONE},
  year = {1956},
  doi = {10.1093/bja/28.12.579},
  url = {https://pubmed.ncbi.nlm.nih.gov/13383097/},
  note = {Source identifier: 13383097}
}