@misc{indiciae6773e1321593,
  title = {[Problems in adjustment to negative pressure ventilation].},
  author = {H Hein and B Schucher and D Kirsten and H Magnussen},
  year = {1997},
  url = {https://pubmed.ncbi.nlm.nih.gov/9235481/},
  note = {Source identifier: 9235481}
}