@misc{indiciaebb959681af98,
  title = {Home oxygen therapy for COPD: practical aspects.},
  author = {T L Petty},
  year = {1981},
  doi = {10.1080/00325481.1981.11715734},
  url = {https://pubmed.ncbi.nlm.nih.gov/7208395/},
  note = {Source identifier: 7208395}
}