@misc{indiciaeaacee07d4431,
  title = {Image-guided sinus surgery.},
  author = {Richard M Gall and Ian J Witterick and Michael Hawke},
  year = {2004},
  doi = {10.2310/7070.2004.00022},
  url = {https://pubmed.ncbi.nlm.nih.gov/15291272/},
  note = {Source identifier: 15291272}
}