@article{265,
  author = {H. Koprowski},
  title = {Immunization against Poliomyelitis with Living Attenuated Virus},
  year = {1956},
  journal = {The American Journal of Tropical Medicine and Hygiene},
  volume = {5},
  number = {3},
  pages = {440-452},
  url = {https://www.ajtmh.org/content/journals/10.4269/ajtmh.1956.5.440},
  language = {eng},
}