@misc{indiciaed1e52603bde7,
  title = {Electrocardiographic techniques in clinical practice.},
  author = {R B Cohen},
  year = {1983},
  doi = {10.1016/s0195-5616(83)50027-2},
  url = {https://pubmed.ncbi.nlm.nih.gov/6604979/},
  note = {Source identifier: 6604979}
}