@misc{indiciae5050461c6a89,
  title = {Accidental dural puncture: immediate or delayed blood patch.},
  author = {F R Christensen and J Lund},
  year = {1983},
  doi = {10.1093/bja/55.1.89},
  url = {https://pubmed.ncbi.nlm.nih.gov/6821626/},
  note = {Source identifier: 6821626}
}