@misc{indiciae9cd503ab03cd,
  title = {Persistent headache after lumbar puncture.},
  author = {J W Lance and G B Branch},
  year = {1994},
  doi = {10.1016/s0140-6736(94)91249-1},
  url = {https://pubmed.ncbi.nlm.nih.gov/7905563/},
  note = {Source identifier: 7905563}
}