@misc{indiciaec8f5fc2aae1e,
  title = {Exercise limitation testing.},
  author = {J F Whitney},
  year = {1999},
  doi = {10.1378/chest.116.4.1141},
  url = {https://pubmed.ncbi.nlm.nih.gov/10531194/},
  note = {Source identifier: 10531194}
}