@misc{indiciaeec312d1b8781,
  title = {A comparison of continuous and intermittent progressive multistage exercise testing.},
  author = {P S Fardy and H K Hellerstein},
  year = {1978},
  url = {https://pubmed.ncbi.nlm.nih.gov/672550/},
  note = {Source identifier: 672550}
}