@misc{indiciae1c1f24e70760,
  title = {Exercise performance in chronic obstructive pulmonary diseases.},
  author = {H V Brown and K Wasserman},
  year = {1981},
  doi = {10.1016/s0025-7125(16)31512-7},
  url = {https://pubmed.ncbi.nlm.nih.gov/7017302/},
  note = {Source identifier: 7017302}
}