@misc{indiciaeb8d66c7d92ac,
  title = {Cluster headache: new perspectives.},
  author = {P J Goadsby},
  year = {1999},
  doi = {10.1177/0333102499019s2510},
  url = {https://pubmed.ncbi.nlm.nih.gov/10668119/},
  note = {Source identifier: 10668119}
}