@misc{indiciae9ba1e4d03078,
  title = {Paediatric reference values for spirometry.},
  author = {J Kivastik},
  year = {1998},
  doi = {10.1046/j.1365-2281.1998.00135.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/9818153/},
  note = {Source identifier: 9818153}
}