@misc{indiciae31c0f1963a60,
  title = {Modification of the Down's adjustable flow generator.},
  author = {G C Fisher},
  year = {1991},
  doi = {10.1111/j.1365-2044.1991.tb09580.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/2035810/},
  note = {Source identifier: 2035810}
}