@misc{indiciae42791aea824b,
  title = {Normal flora and respiratory tract pathogens.},
  author = {S L Berk},
  year = {1984},
  doi = {10.7326/0003-4819-100-2-320\_2},
  url = {https://pubmed.ncbi.nlm.nih.gov/6607011/},
  note = {Source identifier: 6607011}
}