@misc{indiciaeb1e8ad69ad82,
  title = {The immune system.},
  author = {N K Jerne},
  year = {1973},
  doi = {10.1038/scientificamerican0773-52},
  url = {https://pubmed.ncbi.nlm.nih.gov/4723145/},
  note = {Source identifier: 4723145}
}