@misc{indiciaee61a68af181d,
  title = {Clinical video-densitometry. Pulmonary ventilation analysis.},
  author = {N R Silverman},
  year = {1972},
  doi = {10.1148/103.2.263},
  url = {https://pubmed.ncbi.nlm.nih.gov/5024544/},
  note = {Source identifier: 5024544}
}