@misc{indiciae5502e4564b4c,
  title = {Delayed hypersensitivity drug reactions diagnosed by patch testing.},
  author = {J M Calkin and H I Maibach},
  year = {1993},
  doi = {10.1111/j.1600-0536.1993.tb03555.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/8112060/},
  note = {Source identifier: 8112060}
}