@misc{indiciae6e76a68e90e2,
  title = {Letter: Reactions to immunization.},
  author = {R H Roussell},
  year = {1974},
  doi = {10.1136/bmj.1.5908.638-b},
  url = {https://pubmed.ncbi.nlm.nih.gov/4821025/},
  note = {Source identifier: 4821025}
}