@misc{indiciaea07d3570e696,
  title = {The cluster headache.},
  author = {R C Duvoisin},
  year = {1972},
  doi = {10.1001/jama.222.11.1403},
  url = {https://pubmed.ncbi.nlm.nih.gov/4678318/},
  note = {Source identifier: 4678318}
}