@misc{indiciae611248472e88,
  title = {Letter: Variant variant angina pectoris.},
  author = {M A Nevins},
  year = {1974},
  doi = {10.7326/0003-4819-80-5-673\_1},
  url = {https://pubmed.ncbi.nlm.nih.gov/4545090/},
  note = {Source identifier: 4545090}
}