@misc{indiciae8f681801cd62,
  title = {Pulse-rate changes in elderly patients during deliberate hypotension.},
  author = {M R Salem},
  year = {1969},
  doi = {10.1097/00000542-196903000-00019},
  url = {https://pubmed.ncbi.nlm.nih.gov/5778101/},
  note = {Source identifier: 5778101}
}