@misc{indiciae3ee870b14449,
  title = {Electrophysiologic mapping during open heart surgery.},
  author = {J Kupersmith},
  doi = {10.1016/0033-0620(76)90015-3},
  url = {https://pubmed.ncbi.nlm.nih.gov/790461/},
  note = {Source identifier: 790461}
}