@misc{indiciaed20f1c205a12,
  title = {Respiratory indicators.},
  author = {M D Lebowitz},
  year = {1981},
  doi = {10.1016/0013-9351(81)90091-8},
  url = {https://pubmed.ncbi.nlm.nih.gov/7238465/},
  note = {Source identifier: 7238465}
}