@misc{indiciae0f97432b053e,
  title = {The precordial electrocardiogram during exercise.},
  author = {R F ABARQUEZ and A H FREIMAN and F REICHEL and J S LADUE},
  year = {1960},
  doi = {10.1161/01.cir.22.6.1060},
  url = {https://pubmed.ncbi.nlm.nih.gov/13680900/},
  note = {Source identifier: 13680900}
}