@misc{indiciaeaacdbbc40cb3,
  title = {Does this patient have sinusitis?},
  author = {N P van Duijn},
  year = {1994},
  doi = {10.1001/jama.271.7.501},
  url = {https://pubmed.ncbi.nlm.nih.gov/8141902/},
  note = {Source identifier: 8141902}
}