@misc{indiciaecac1aa7dc75e,
  title = {Some biological differences between thymocytes and lymphoid cells.},
  author = {R E Billingham and W K Silvers},
  year = {1964},
  url = {https://pubmed.ncbi.nlm.nih.gov/5859317/},
  note = {Source identifier: 5859317}
}