@misc{indiciaec9203c43d694,
  title = {Update on childhood immunizations.},
  author = {I V de Clavijo and C W Weart},
  year = {1994},
  doi = {10.1177/106002809402800514},
  url = {https://pubmed.ncbi.nlm.nih.gov/8069003/},
  note = {Source identifier: 8069003}
}