@misc{indiciaee8cf6726e0e8,
  title = {Hepatitis B immunization programme: Spain.},
  author = {J de la Torre},
  year = {1998},
  doi = {10.1016/s0264-410x(98)00292-8},
  url = {https://pubmed.ncbi.nlm.nih.gov/9915033/},
  note = {Source identifier: 9915033}
}