@misc{indiciae30283782d4df,
  title = {Protection against tuberculosis.},
  author = {A P Belmont and R Gardiner and W W Stead},
  year = {1968},
  doi = {10.1056/nejm196801112780214},
  url = {https://pubmed.ncbi.nlm.nih.gov/5634479/},
  note = {Source identifier: 5634479}
}