@misc{indiciaedb1c866f2b39,
  title = {Using smoothing splines for detecting ventilatory thresholds.},
  author = {D L Sherrill and S J Anderson and G Swanson},
  year = {1990},
  doi = {10.1249/00005768-199010000-00021},
  url = {https://pubmed.ncbi.nlm.nih.gov/2122169/},
  note = {Source identifier: 2122169}
}