@misc{indiciae18cfd312869a,
  title = {Marked electrocardiogram changes after exercise.},
  author = {E G DIMOND},
  year = {1961},
  doi = {10.1378/chest.39.2.225},
  url = {https://pubmed.ncbi.nlm.nih.gov/13722950/},
  note = {Source identifier: 13722950}
}