@misc{indiciaef35b6f41ccdc,
  title = {Aging, immunogenetics, and cellular immunity.},
  author = {R M Williams and L J Kraus and H M Hallgren and E J Yunis},
  year = {1980},
  url = {https://pubmed.ncbi.nlm.nih.gov/7405737/},
  note = {Source identifier: 7405737}
}