@misc{indiciaec1cd22da1475,
  title = {Immunization schedules.},
  author = {M F Brewster},
  year = {1968},
  doi = {10.1136/bmj.4.5625.253-a},
  url = {https://pubmed.ncbi.nlm.nih.gov/5682331/},
  note = {Source identifier: 5682331}
}