@misc{indiciaeda6499228633,
  title = {Difficulties in polio eradication.},
  author = {S C Arya},
  year = {2001},
  doi = {10.1016/s0140-6736(05)71282-4},
  url = {https://pubmed.ncbi.nlm.nih.gov/11273093/},
  note = {Source identifier: 11273093}
}