@misc{indiciae18c94152b9ce,
  title = {[Apneic oxygenation using Tris-buffers during bronchography].},
  author = {D Kettler and H Sonntag},
  year = {1971},
  url = {https://pubmed.ncbi.nlm.nih.gov/5553963/},
  note = {Source identifier: 5553963}
}