@misc{indiciae4f4e9d22fc22,
  title = {[Method of studying sputum cells using a scanning electron microscope].},
  author = {G V Lavrenova and L N Filippenko},
  year = {1987},
  url = {https://pubmed.ncbi.nlm.nih.gov/2448530/},
  note = {Source identifier: 2448530}
}