@misc{indiciaeacc81dbc51ba,
  title = {A "cytotoxic" factor released from unactivated human lymphocytes.},
  author = {M T Szabó and F Antoni},
  year = {1975},
  url = {https://pubmed.ncbi.nlm.nih.gov/1146491/},
  note = {Source identifier: 1146491}
}