@misc{indiciae460cde0250b4,
  title = {Vascular headache.},
  author = {G Y Chang},
  year = {1983},
  doi = {10.1080/21548331.1983.11702523},
  url = {https://pubmed.ncbi.nlm.nih.gov/6404777/},
  note = {Source identifier: 6404777}
}