@misc{indiciae1b839c511f3a,
  title = {[Standardization of the peak expiratory flow rate].},
  author = {R Lang and H Kaufman and A Rieben},
  doi = {10.1007/bf01997997},
  url = {https://pubmed.ncbi.nlm.nih.gov/1236708/},
  note = {Source identifier: 1236708}
}