@misc{indiciae3f33653d9903,
  title = {Serial tuberculin testing.},
  author = {R Narain},
  year = {1980},
  doi = {10.1164/arrd.1980.121.1.193},
  url = {https://pubmed.ncbi.nlm.nih.gov/7352709/},
  note = {Source identifier: 7352709}
}