@misc{indiciae2f4d939d703f,
  title = {Coronary vasospasm and sumatriptan.},
  author = {W M Castle and V E Simmons},
  year = {1992},
  doi = {10.1136/bmj.305.6845.117-c},
  url = {https://pubmed.ncbi.nlm.nih.gov/1322216/},
  note = {Source identifier: 1322216}
}