@misc{indiciaedf6d8c7faef6,
  title = {Contact sensitivity: induction, tolerance, desensitization.},
  author = {J R Frey},
  year = {1974},
  doi = {10.1159/000231182},
  url = {https://pubmed.ncbi.nlm.nih.gov/4276417/},
  note = {Source identifier: 4276417}
}