@misc{indiciae4c9287ef81d1,
  title = {Smallpox eradication--the final battle.},
  author = {D A Henderson},
  year = {1975},
  doi = {10.1136/jcp.28.11.843},
  url = {https://pubmed.ncbi.nlm.nih.gov/802231/},
  note = {Source identifier: 802231}
}