@misc{indiciae7b31b68d2123,
  title = {Medication overuse headache.},
  author = {Thomas N Ward},
  year = {2004},
  doi = {10.1016/j.pop.2004.02.008},
  url = {https://pubmed.ncbi.nlm.nih.gov/15172512/},
  note = {Source identifier: 15172512}
}