@misc{indiciae76e40f28da95,
  title = {Do beta-blockers cause vasospasm?},
  author = {T Graf-Grauwiller and D Stümpfig and J Flammer},
  year = {1993},
  doi = {10.1159/000310362},
  url = {https://pubmed.ncbi.nlm.nih.gov/8278160/},
  note = {Source identifier: 8278160}
}