@misc{indiciaeb506f794522a,
  title = {Problems with Dupaco ventilator valve assembly.},
  author = {P R Warren and J Gintautas},
  year = {1980},
  doi = {10.1097/00000542-198012000-00024},
  url = {https://pubmed.ncbi.nlm.nih.gov/7457976/},
  note = {Source identifier: 7457976}
}