@misc{indiciaec991402cbd9f,
  title = {A surgical wound isolator.},
  author = {C B Beal and H Espinosa and D P Stites and M J Watson},
  year = {1967},
  doi = {10.1016/s0140-6736(67)92490-7},
  url = {https://pubmed.ncbi.nlm.nih.gov/4163065/},
  note = {Source identifier: 4163065}
}