@misc{indiciae388fe44dab7d,
  title = {Primary yawning headache.},
  author = {D E Jacome},
  year = {2001},
  doi = {10.1046/j.1468-2982.2001.00223.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/11531903/},
  note = {Source identifier: 11531903}
}