@misc{indiciaec45f7d581905,
  title = {Childhood immunization computer scheme.},
  author = {P J Christopher},
  year = {1970},
  doi = {10.5694/j.1326-5377.1970.tb116912.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/5445862/},
  note = {Source identifier: 5445862}
}