@misc{indiciae21c43bd6cf99,
  title = {Split tolerance affecting delayed hypersensitivity and induced in mice by pre-immunization with protein antigens in solution.},
  author = {A J Crowle and C C Hu},
  year = {1966},
  url = {https://pubmed.ncbi.nlm.nih.gov/5911906/},
  note = {Source identifier: 5911906}
}