@misc{indiciae34005057afb6,
  title = {[Dummy for exercises in tracheostomy].},
  author = {W Jez and H Skalba and L Szymański and B Skorupa},
  year = {1970},
  url = {https://pubmed.ncbi.nlm.nih.gov/5416504/},
  note = {Source identifier: 5416504}
}