@misc{indiciae5a15b41e8c91,
  title = {Pleural ultrasonography.},
  author = {Paul H Mayo and Peter Doelken},
  year = {2006},
  doi = {10.1016/j.ccm.2006.01.003},
  url = {https://pubmed.ncbi.nlm.nih.gov/16716814/},
  note = {Source identifier: 16716814}
}