@misc{indiciaec1fc9848614d,
  title = {Tuberculin sensitivity in the aged.},
  author = {L S PALITZ and M H ARONSOHN},
  year = {1957},
  doi = {10.1164/artpd.1957.75.3.461},
  url = {https://pubmed.ncbi.nlm.nih.gov/13403174/},
  note = {Source identifier: 13403174}
}