@misc{indiciae5b9ec95b155d,
  title = {Pulmonary function testing in pediatric practice.},
  author = {G A Mueller and H Eigen},
  year = {1994},
  doi = {10.1542/pir.15-10-403},
  url = {https://pubmed.ncbi.nlm.nih.gov/7997445/},
  note = {Source identifier: 7997445}
}