@misc{indiciaeff1ce1309e9f,
  title = {Controlled ventilation using the Lack circuit with an injector device.},
  author = {N D Hopkinson and M J Harrison},
  year = {1984},
  doi = {10.1111/j.1399-6576.1984.tb02087.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/6435380/},
  note = {Source identifier: 6435380}
}