@misc{indiciaeb0d57b9976f9,
  title = {Valproate in intractable headache.},
  author = {N T Mathew},
  year = {1994},
  doi = {10.1177/033310249401400305},
  url = {https://pubmed.ncbi.nlm.nih.gov/7954735/},
  note = {Source identifier: 7954735}
}