@misc{indiciaef3e29dfaddad,
  title = {Pathogenic bacteria in chronic bronchitis.},
  author = {J R MAY},
  year = {1954},
  doi = {10.1016/s0140-6736(54)91931-5},
  url = {https://pubmed.ncbi.nlm.nih.gov/13213049/},
  note = {Source identifier: 13213049}
}