@misc{indiciaee9443e30075a,
  title = {A "single" ventilator hose.},
  author = {J A Ushman and J S Robinson},
  year = {1968},
  doi = {10.1093/bja/40.10.796},
  url = {https://pubmed.ncbi.nlm.nih.gov/5247000/},
  note = {Source identifier: 5247000}
}