@misc{indiciae812106babf2b,
  title = {Bilateral sympathetic dysfunction in post-traumatic headaches.},
  author = {R K Khurana and V S Nirankari},
  year = {1986},
  doi = {10.1111/j.1526-4610.1986.hed2604183.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/3710771/},
  note = {Source identifier: 3710771}
}