@misc{indiciae75ec4ef0d5ad,
  title = {Horizontal flow operating room clean rooms.},
  author = {J P Nelson and A R Glassburn and R D Talbott and J P McElhinney},
  year = {1973},
  doi = {10.3949/ccjm.40.4.191},
  url = {https://pubmed.ncbi.nlm.nih.gov/4764756/},
  note = {Source identifier: 4764756}
}