@misc{indiciae1e572f939c1e,
  title = {Routine smallpox vaccination.},
  author = {G Dick},
  year = {1971},
  doi = {10.1136/bmj.3.5767.163},
  url = {https://pubmed.ncbi.nlm.nih.gov/5557869/},
  note = {Source identifier: 5557869}
}