@misc{indiciae176f1004b4c8,
  title = {Anginal headache and its basis.},
  author = {A Grace and J Horgan and K Breathnach and H Staunton},
  year = {1997},
  doi = {10.1046/j.1468-2982.1997.1703195.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/9170344/},
  note = {Source identifier: 9170344}
}