Polio eradication will require an eventual cessation of all traditional OPVs.
In June this year, world governments and other donors pledged USD 1.2 billion to help carry the 30-year fight to eradicate polio over the finish line.
More than 150 countries have begun switching to a different polio vaccine - an important milestone towards polio eradication, health campaigners say.
Polio eradication will require an eventual cessation of all traditional OPVs.
In June this year, world governments and other donors pledged USD 1.2 billion to help carry the 30-year fight to eradicate polio over the finish line.
More than 150 countries have begun switching to a different polio vaccine - an important milestone towards polio eradication, health campaigners say.