@misc{indiciaeacb088fba941,
  title = {Does abdominal breathing affect regional gas exchange?},
  author = {R L Hughes},
  year = {1979},
  doi = {10.1378/chest.76.3.288},
  url = {https://pubmed.ncbi.nlm.nih.gov/467113/},
  note = {Source identifier: 467113}
}