Polio eradication: we are not there yet

On the occasion of World Polio Day, we take a look at the challenges that three countries are facing in eradicating this debilitating disease

WHO report flags spike in cases of vaccine-derived poliovirus

At least 149 immunodeficiency vaccine-derived poliovirus cases were reported to WHO between 1961 and 2019

Scientists’ declaration sets 2018 deadline for global polio eradication

Call to replace oral vaccines with injectable ones triggers debate