@misc{indiciae13cdaea7225d,
  title = {What's in exercise?},
  author = {R L Hughes and N L Jones},
  year = {1980},
  doi = {10.1378/chest.78.5.678},
  url = {https://pubmed.ncbi.nlm.nih.gov/7428449/},
  note = {Source identifier: 7428449}
}