@misc{indiciae1f4a90cb620e,
  title = {Physiological rhythms in cluster headache.},
  author = {E Waldenlind},
  year = {1999},
  doi = {10.1007/pl00014990},
  url = {https://pubmed.ncbi.nlm.nih.gov/10662930/},
  note = {Source identifier: 10662930}
}