@misc{indiciae98ee685ad8ec,
  title = {Exercise on coronary collaterals.},
  author = {M V Cohen},
  year = {1993},
  doi = {10.1016/0002-8703(93)90787-a},
  url = {https://pubmed.ncbi.nlm.nih.gov/7684555/},
  note = {Source identifier: 7684555}
}