@misc{indiciaeaa7b07fc38af,
  title = {The tuberculin reaction.},
  author = {F R G HEAF},
  year = {1953},
  doi = {10.5935/0305-7518.19530010},
  url = {https://pubmed.ncbi.nlm.nih.gov/13053872/},
  note = {Source identifier: 13053872}
}