@misc{indiciae9ff15a571e1c,
  title = {Ventilation-perfusion inequality.},
  author = {R W Penman},
  year = {1967},
  doi = {10.1016/s0007-0971(67)80017-2},
  url = {https://pubmed.ncbi.nlm.nih.gov/6030781/},
  note = {Source identifier: 6030781}
}