@misc{indiciae997765c0cc20,
  title = {Some histological changes in chronic bronchitis and asthma.},
  author = {G Salvato},
  year = {1968},
  doi = {10.1136/thx.23.2.168},
  url = {https://pubmed.ncbi.nlm.nih.gov/4172544/},
  note = {Source identifier: 4172544}
}