@misc{indiciaecf907dbd5b38,
  title = {Air pollution and asthma.},
  author = {P J Barnes},
  year = {1994},
  doi = {10.1136/pgmj.70.823.319},
  url = {https://pubmed.ncbi.nlm.nih.gov/8016001/},
  note = {Source identifier: 8016001}
}