@misc{indiciae4703fa7c3487,
  title = {Smallpox vaccine development quickened.},
  author = {K Birmingham and G Kenyon},
  year = {2001},
  doi = {10.1038/nm1101-1167b},
  url = {https://pubmed.ncbi.nlm.nih.gov/11689864/},
  note = {Source identifier: 11689864}
}