@misc{indiciaeb2e7880112ec,
  title = {Category 1, 2, 3 and 4: a procedure-oriented isolation system.},
  author = {D S Gilmore and J Z Montgomerie and I E Graham},
  year = {1986},
  doi = {10.1017/s0195941700064183},
  url = {https://pubmed.ncbi.nlm.nih.gov/3635491/},
  note = {Source identifier: 3635491}
}