@misc{indiciae30db07fe0601,
  title = {[Conventional ventilation techniques in childhood].},
  author = {B Kowald and F Simons},
  year = {1992},
  doi = {10.1055/s-2007-1000328},
  url = {https://pubmed.ncbi.nlm.nih.gov/1482738/},
  note = {Source identifier: 1482738}
}