@misc{indiciae7448bcffa029,
  title = {Smallpox and smallpox vaccination.},
  author = {J Michael Lane},
  year = {2002},
  doi = {10.1056/nejm200208293470915},
  url = {https://pubmed.ncbi.nlm.nih.gov/12200562/},
  note = {Source identifier: 12200562}
}