@misc{indiciae6ea11ab14619,
  title = {Combination vaccines: regulatory issues.},
  author = {D K McClintock},
  year = {1995},
  doi = {10.1111/j.1749-6632.1995.tb44435.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/7625662/},
  note = {Source identifier: 7625662}
}