@misc{indiciae6a26dac7e9aa,
  title = {Postdural puncture headache after continuous spinal anesthesia.},
  author = {N Denny and R Masters and D Pearson and J Read and M Sihota and D Selander},
  year = {1987},
  url = {https://pubmed.ncbi.nlm.nih.gov/3605700/},
  note = {Source identifier: 3605700}
}