@misc{indiciae883e91e6d441, title = {Progress toward global polio eradication.}, author = {H F Hull and M E Birmingham and B Melgaard and J W Lee}, year = {1997}, doi = {10.1093/infdis/175.supplement\_1.s4}, url = {https://pubmed.ncbi.nlm.nih.gov/9203684/}, note = {Source identifier: 9203684} }