@misc{indiciae6a04ca90d991,
  title = {Buildings operations and ETS exposure.},
  author = {J D Spengler},
  year = {1999},
  doi = {10.1289/ehp.99107s2313},
  url = {https://pubmed.ncbi.nlm.nih.gov/10375293/},
  note = {Source identifier: 10375293}
}