@misc{indiciaebf3b82bc639b,
  title = {Posterior intercostal nerve block.},
  author = {R I Ballantine},
  year = {1980},
  doi = {10.1093/bja/52.8.843},
  url = {https://pubmed.ncbi.nlm.nih.gov/7426270/},
  note = {Source identifier: 7426270}
}