@misc{indiciae78be9ae6e42c,
  title = {Artificial pacemaker-induced true vs. pseudo-electrical alternans.},
  author = {D Chung and E K Chung},
  year = {1971},
  doi = {10.1536/ihj.12.494},
  url = {https://pubmed.ncbi.nlm.nih.gov/5315449/},
  note = {Source identifier: 5315449}
}