@misc{indiciae2c99d11ecd4e,
  title = {Ventilation and heart-rate responses to ramp-function changes in work load.},
  author = {H Karlsson and O Wigertz},
  year = {1971},
  doi = {10.1111/j.1748-1716.1971.tb04894.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/5552794/},
  note = {Source identifier: 5552794}
}