@misc{indiciae1479e5563f7f,
  title = {Functional upper airway obstruction.},
  author = {A Norton and G Roberton},
  year = {1998},
  doi = {10.1177/0310057x9802600218},
  url = {https://pubmed.ncbi.nlm.nih.gov/9564407/},
  note = {Source identifier: 9564407}
}