@misc{indiciae6bc558ba13a4,
  title = {Modified Yankauer aspirator.},
  author = {O C HIRST},
  year = {1952},
  doi = {10.1001/archotol.1952.00710020474013},
  url = {https://pubmed.ncbi.nlm.nih.gov/12984936/},
  note = {Source identifier: 12984936}
}