@misc{indiciae19dfc0d39e55,
  title = {Immunization. To the point.},
  author = {M McWalters},
  year = {1989},
  doi = {10.7748/ns.3.18.24.s52},
  url = {https://pubmed.ncbi.nlm.nih.gov/2521142/},
  note = {Source identifier: 2521142}
}