@misc{indiciaebba7e0f1db98,
  title = {Leicester and smallpox: the Leicester method.},
  author = {S M Fraser},
  year = {1980},
  doi = {10.1017/s0025727300040345},
  url = {https://pubmed.ncbi.nlm.nih.gov/6997656/},
  note = {Source identifier: 6997656}
}