@misc{indiciae0ccc5b29789d,
  title = {Migraine variants.},
  author = {B D Olivarius},
  year = {1971},
  doi = {10.1136/bmj.2.5752.49-b},
  url = {https://pubmed.ncbi.nlm.nih.gov/5550883/},
  note = {Source identifier: 5550883}
}