@misc{indiciae0ac4c10fa888,
  title = {Smallpox: anything to declare?},
  author = {Geoffrey L Smith and Grant McFadden},
  year = {2002},
  doi = {10.1038/nri845},
  url = {https://pubmed.ncbi.nlm.nih.gov/12094226/},
  note = {Source identifier: 12094226}
}