The oral polio vaccine (OPV) given to millions of children in the under-developed world each year has been spreading polio around the world for decades.
Tag: polio
Polio News: cVDPV1 confirmed in Papua New Guinea
The Global Polio Eradication Initiative (GPEI) reported this week on a advance notification of circulating vaccine-derived poliovirus-1 (cVDPV1) in Papua New Guinea. Following identification last