@misc{indiciae69d3fe7bfe8c,
  title = {Pertussis--why we should immunise.},
  author = {M Leaver},
  year = {1997},
  doi = {10.1016/s1322-7696(08)60256-5},
  url = {https://pubmed.ncbi.nlm.nih.gov/9423381/},
  note = {Source identifier: 9423381}
}