@misc{indiciaecc4d9ab75251,
  title = {Passive immunization against chicken-pox.},
  year = {1969},
  doi = {10.1136/bmj.4.5675.62},
  url = {https://pubmed.ncbi.nlm.nih.gov/4186271/},
  note = {Source identifier: 4186271}
}