@misc{indiciae16cde120711c,
  title = {Ventilation and Pco2: make the distinction.},
  author = {H M Thomas},
  year = {1981},
  doi = {10.1378/chest.79.6.617},
  url = {https://pubmed.ncbi.nlm.nih.gov/6785013/},
  note = {Source identifier: 6785013}
}