@misc{indiciae9aba3882d26c,
  title = {Does regional block improve outcome after surgery?},
  author = {J R Rigg},
  year = {1991},
  doi = {10.1177/0310057x9101900318},
  url = {https://pubmed.ncbi.nlm.nih.gov/1767911/},
  note = {Source identifier: 1767911}
}