@misc{indiciae549aeef61435,
  title = {Acquired immunity in tuberculosis.},
  author = {G P YOUMANS},
  year = {1957},
  doi = {10.1016/0021-9681(57)90015-2},
  url = {https://pubmed.ncbi.nlm.nih.gov/13491671/},
  note = {Source identifier: 13491671}
}