@misc{indiciaeb74c6ee4feb3,
  title = {Letter: Controversial techniques in allergy.},
  author = {R I Williams},
  year = {1976},
  doi = {10.1016/0091-6749(76)90019-1},
  url = {https://pubmed.ncbi.nlm.nih.gov/777075/},
  note = {Source identifier: 777075}
}