@misc{indiciaeacbe8ae49ad5,
  title = {A most rational basis for air sampling programmes.},
  author = {S A Roach},
  year = {1977},
  doi = {10.1093/annhyg/20.1.65},
  url = {https://pubmed.ncbi.nlm.nih.gov/900704/},
  note = {Source identifier: 900704}
}