@misc{indiciae5a466a4b935f,
  title = {A simplified method to determine functional residual capacity during mechanical ventilation.},
  author = {G P Heldt and R M Peters},
  year = {1978},
  doi = {10.1378/chest.74.5.492},
  url = {https://pubmed.ncbi.nlm.nih.gov/738086/},
  note = {Source identifier: 738086}
}