@misc{indiciae6829095b810f,
  title = {Recurrent brief headache in cluster pattern.},
  author = {E C KUNKLE and J B PFEIFFER and W M WILHOIT and L W HAMRICK},
  year = {1952},
  url = {https://pubmed.ncbi.nlm.nih.gov/13038844/},
  note = {Source identifier: 13038844}
}