@misc{indiciae33dd8883f974,
  title = {Systemic causes of headache.},
  author = {L Kudrow},
  year = {1974},
  doi = {10.1080/00325481.1974.11713847},
  url = {https://pubmed.ncbi.nlm.nih.gov/4854597/},
  note = {Source identifier: 4854597}
}