@misc{indiciaeec9f32869f54,
  title = {Regional ventilation-perfusion relationships.},
  author = {R H Secker-Walker and P O Alderson and J Wilhelm and R L Hill and J Markham},
  year = {1975},
  doi = {10.1159/000193661},
  url = {https://pubmed.ncbi.nlm.nih.gov/1144934/},
  note = {Source identifier: 1144934}
}