@misc{indiciaead70dd4a5c6a,
  title = {Proceedings: Air pollution standards: an overview.},
  author = {A C Stern},
  year = {1976},
  doi = {10.1097/00043764-197605000-00003},
  url = {https://pubmed.ncbi.nlm.nih.gov/58981/},
  note = {Source identifier: 58981}
}