@misc{indiciaef9e22f3c3b55,
  title = {Variant angina pectoris.},
  author = {C Smithen and G Wilner and H Baltaxe and W Gay and T Killip},
  year = {1975},
  doi = {10.1016/0002-8703(75)90015-0},
  url = {https://pubmed.ncbi.nlm.nih.gov/1109557/},
  note = {Source identifier: 1109557}
}