@misc{indiciaeee203b8b9038,
  title = {Propranolol during controlled hypotension.},
  author = {J Hellewell and M W Potts},
  year = {1966},
  doi = {10.1093/bja/38.10.794},
  url = {https://pubmed.ncbi.nlm.nih.gov/5954073/},
  note = {Source identifier: 5954073}
}