@misc{indiciaed9e151b8ea5a,
  title = {Immunization programs and their costs.},
  author = {L Brenzel and P Claquin},
  year = {1994},
  doi = {10.1016/0277-9536(94)90095-7},
  url = {https://pubmed.ncbi.nlm.nih.gov/7973852/},
  note = {Source identifier: 7973852}
}