@misc{indiciae560d3d2d11c2,
  title = {Support for smallpox vaccinations.},
  author = {Jeffrey Keely},
  year = {2003},
  doi = {10.1097/00000446-200307000-00034},
  url = {https://pubmed.ncbi.nlm.nih.gov/12877135/},
  note = {Source identifier: 12877135}
}