@misc{indiciae023ffe78e7fa,
  title = {Adventitious agents and vaccines.},
  author = {P R Krause},
  year = {2001},
  doi = {10.3201/eid0707.017735},
  url = {https://pubmed.ncbi.nlm.nih.gov/11485673/},
  note = {Source identifier: 11485673}
}