@misc{indiciaea5a61f5c76b4,
  title = {Pollen count and asthma.},
  author = {S Copeland},
  year = {1973},
  doi = {10.1136/bmj.3.5872.175},
  url = {https://pubmed.ncbi.nlm.nih.gov/4720782/},
  note = {Source identifier: 4720782}
}