@misc{indiciae31c8b0b2933a,
  title = {Is smallpox history?},
  year = {1999},
  doi = {10.1016/s0140-6736(99)00080-x},
  url = {https://pubmed.ncbi.nlm.nih.gov/10334245/},
  note = {Source identifier: 10334245}
}