@misc{indiciaeb7906a71f1aa,
  title = {Transfer factor.},
  author = {H Potter and S Rosenfeld and D Dressler},
  year = {1974},
  doi = {10.7326/0003-4819-81-6-838},
  url = {https://pubmed.ncbi.nlm.nih.gov/4530646/},
  note = {Source identifier: 4530646}
}