@misc{indiciae635a6ccb1e91,
  title = {Why paranasal sinuses?},
  author = {S P Blaney},
  year = {1990},
  doi = {10.1017/s0022215100113635},
  url = {https://pubmed.ncbi.nlm.nih.gov/2230574/},
  note = {Source identifier: 2230574}
}