@misc{indiciae0146c0cf2a1c,
  title = {Aspirin allergy.},
  author = {M Halpern},
  year = {1971},
  doi = {10.1136/bmj.2.5764.768-c},
  url = {https://pubmed.ncbi.nlm.nih.gov/5090776/},
  note = {Source identifier: 5090776}
}