@misc{indiciae94bd16fdef8d,
  title = {Thymic selection.},
  author = {D Pardoll and A Carrera},
  year = {1992},
  doi = {10.1016/0952-7915(92)90006-z},
  url = {https://pubmed.ncbi.nlm.nih.gov/1351393/},
  note = {Source identifier: 1351393}
}