@misc{indiciae6fbfac7720a5,
  title = {Preemptive analgesia.},
  author = {Michael G Irwin},
  doi = {10.1016/j.spinee.2004.10.041},
  url = {https://pubmed.ncbi.nlm.nih.gov/15749622/},
  note = {Source identifier: 15749622}
}