@misc{indiciae6d002d19de8e,
  title = {Chronic bronchitis; a primary disease.},
  author = {A KOVAL and A E ALWAY and N J ENGLAND},
  year = {1958},
  url = {https://pubmed.ncbi.nlm.nih.gov/13511311/},
  note = {Source identifier: 13511311}
}