@misc{indiciae4ebbf2f1630f,
  title = {Ejection time--heart rate relationship during exercise.},
  author = {V Q Lance and D H Spodick},
  year = {1976},
  doi = {10.1002/ccd.1810020208},
  url = {https://pubmed.ncbi.nlm.nih.gov/954073/},
  note = {Source identifier: 954073}
}