@misc{indiciae5f9b08af6828,
  title = {Early immunization against whooping-cough.},
  author = {A J CASHMAN},
  year = {1955},
  doi = {10.1136/bmj.2.4939.598},
  url = {https://pubmed.ncbi.nlm.nih.gov/13240189/},
  note = {Source identifier: 13240189}
}