@misc{indiciae4634d8e44925,
  title = {ECG file. Q wave changes after infarction.},
  author = {S Thomas},
  doi = {10.7748/ns.5.33.40.s43},
  url = {https://pubmed.ncbi.nlm.nih.gov/1904263/},
  note = {Source identifier: 1904263}
}