@misc{indiciae195dbfe5113c,
  title = {Sputum specimen quality.},
  author = {D J Flournoy},
  year = {1994},
  doi = {10.1378/chest.106.6.1930},
  url = {https://pubmed.ncbi.nlm.nih.gov/7988239/},
  note = {Source identifier: 7988239}
}