@misc{indiciae8441801a1c2e,
  title = {[R-R interval variations and autonomic nervous function under general anesthesia].},
  author = {Y Sakuma and Y Ueda and M Koide},
  year = {1985},
  url = {https://pubmed.ncbi.nlm.nih.gov/4009940/},
  note = {Source identifier: 4009940}
}