@misc{indiciae64955304c73e,
  title = {Assessing the sputum.},
  author = {M Lányi},
  year = {1970},
  doi = {10.1016/s0140-6736(70)90626-4},
  url = {https://pubmed.ncbi.nlm.nih.gov/4189067/},
  note = {Source identifier: 4189067}
}