@misc{indiciaebd7740e6b945,
  title = {Masks in surgery.},
  author = {N W Orr and S Bailey},
  year = {1992},
  doi = {10.1016/0195-6701(92)90064-s},
  url = {https://pubmed.ncbi.nlm.nih.gov/1348075/},
  note = {Source identifier: 1348075}
}