@misc{indiciae3ccc70d2f25d,
  title = {Smallpox and smallpox vaccination.},
  author = {John M Neff and J Michael Lane and Vincent A Fulginiti},
  year = {2003},
  url = {https://pubmed.ncbi.nlm.nih.gov/12740965/},
  note = {Source identifier: 12740965}
}