@misc{indiciaebba0d3654d36,
  title = {A computer-assisted system for clinical use in maximal exercise testing.},
  author = {W Siegel},
  year = {1976},
  doi = {10.3949/ccjm.43.3.143},
  url = {https://pubmed.ncbi.nlm.nih.gov/786506/},
  note = {Source identifier: 786506}
}