@misc{indiciaeafc318c3602d, title = {Progress towards polio eradication: an African perspective.}, author = {B D Schoub and H N Gumede and T G Besselaar and N K Blackbum and E M Webb and O Tomori and M Otten}, year = {2001}, url = {https://pubmed.ncbi.nlm.nih.gov/11763342/}, note = {Source identifier: 11763342} }