@misc{indiciaeb8debc59b63c,
  title = {Coronary artery spasm.},
  author = {C N Smyth},
  year = {1979},
  doi = {10.1136/bmj.1.6176.1491},
  url = {https://pubmed.ncbi.nlm.nih.gov/466086/},
  note = {Source identifier: 466086}
}