@misc{indiciae2a7ffa1961a5,
  title = {Home oxygen requalification.},
  author = {A Gershon and C K Chan},
  year = {2001},
  doi = {10.1378/chest.120.1.318},
  url = {https://pubmed.ncbi.nlm.nih.gov/11451861/},
  note = {Source identifier: 11451861}
}