@misc{indiciaeebee84592a1b,
  title = {Surgical masks.},
  author = {J G Sullivan},
  year = {1992},
  doi = {10.1016/s0001-2092(07)70181-3},
  url = {https://pubmed.ncbi.nlm.nih.gov/1345249/},
  note = {Source identifier: 1345249}
}