@misc{indiciae08ccd0790dda,
  title = {Eradicating polio.},
  author = {David L Heymann and R Bruce Aylward},
  year = {2004},
  doi = {10.1056/nejmp048204},
  url = {https://pubmed.ncbi.nlm.nih.gov/15385650/},
  note = {Source identifier: 15385650}
}