@misc{indiciae427826f7a42a,
  title = {Transfer factor--a theoretical discussion.},
  author = {F M Burnet},
  year = {1974},
  doi = {10.1016/s0091-6749(74)80002-3},
  url = {https://pubmed.ncbi.nlm.nih.gov/4545806/},
  note = {Source identifier: 4545806}
}