@misc{indiciae2b0171bda0ab,
  title = {Avoiding air in pleural fluid pH samples.},
  author = {A R Hill},
  year = {1998},
  doi = {10.1378/chest.113.6.1729-a},
  url = {https://pubmed.ncbi.nlm.nih.gov/9631825/},
  note = {Source identifier: 9631825}
}