@misc{indiciaecb92f93a12ca,
  title = {Difficulties with vaccine programmes.},
  author = {S A Zeleke},
  year = {2000},
  doi = {10.1016/s0140-6736(00)92007-5},
  url = {https://pubmed.ncbi.nlm.nih.gov/11191477/},
  note = {Source identifier: 11191477}
}