@misc{indiciae5bca6c67edf0,
  title = {Headache.},
  author = {G D Perkin},
  year = {1995},
  doi = {10.1136/jnnp.59.6.632},
  url = {https://pubmed.ncbi.nlm.nih.gov/7500104/},
  note = {Source identifier: 7500104}
}