@misc{indiciae36c57086df48,
  title = {Pre-exercise stress tests.},
  author = {R Cusack and J Douglass},
  year = {1980},
  doi = {10.1056/nejm198002073020612},
  url = {https://pubmed.ncbi.nlm.nih.gov/7350502/},
  note = {Source identifier: 7350502}
}