@misc{indiciaeca57b3cfff4f,
  title = {[BCG-vaccination and tuberculosis].},
  author = {K Simon and J Zeitz},
  year = {1973},
  doi = {10.1055/s-0028-1106938},
  url = {https://pubmed.ncbi.nlm.nih.gov/4700740/},
  note = {Source identifier: 4700740}
}