@misc{indiciae1d100a133edd,
  title = {Does clonal selection occur among T cells?},
  author = {N A Mitchison and S Pettersson},
  doi = {10.1016/s0769-2625(83)80054-3},
  url = {https://pubmed.ncbi.nlm.nih.gov/6226237/},
  note = {Source identifier: 6226237}
}