@misc{indiciae683a51f265d6,
  title = {The tuberculin unit.},
  author = {S Bovornkitti},
  year = {1970},
  doi = {10.1164/arrd.1970.102.6.989a},
  url = {https://pubmed.ncbi.nlm.nih.gov/5486236/},
  note = {Source identifier: 5486236}
}