@misc{indiciae90caee20207a,
  title = {Unilateral hyperlucency on chest radiograph.},
  author = {S A Chillag and M E Maletsky and C E Heltne},
  year = {1984},
  url = {https://pubmed.ncbi.nlm.nih.gov/6596464/},
  note = {Source identifier: 6596464}
}