@misc{indiciaef21a5b8e9cd0,
  title = {Evaluation of a diffusive sampler for formaldehyde.},
  author = {P A Ellwood and J A Groves and M I Pengelly},
  year = {1990},
  doi = {10.1093/annhyg/34.3.305},
  url = {https://pubmed.ncbi.nlm.nih.gov/2372191/},
  note = {Source identifier: 2372191}
}