@misc{indiciae5d17a8a81f38,
  title = {[Lung function and normal values].},
  author = {W T Ulmer and A Gillissen and G Reichel and E W Schmidt},
  year = {1993},
  url = {https://pubmed.ncbi.nlm.nih.gov/8337226/},
  note = {Source identifier: 8337226}
}