@misc{indiciae62ab0a5cdfd9,
  title = {Rickettsial vaccines.},
  author = {J H Gear},
  year = {1969},
  doi = {10.1093/oxfordjournals.bmb.a070688},
  url = {https://pubmed.ncbi.nlm.nih.gov/4990153/},
  note = {Source identifier: 4990153}
}