@misc{indiciae965525c299bb,
  title = {[Calculating unit, an important additional device for the servo-ventilator].},
  author = {U Morr-Strathmann and P Lawin},
  year = {1976},
  url = {https://pubmed.ncbi.nlm.nih.gov/967803/},
  note = {Source identifier: 967803}
}