@misc{indiciae7a45d8bca9f9,
  title = {Vaccination procedures.},
  author = {R Cruickshank},
  year = {1971},
  doi = {10.1016/s0140-6736(71)91966-0},
  url = {https://pubmed.ncbi.nlm.nih.gov/4102216/},
  note = {Source identifier: 4102216}
}