⁣A recent uptick in vaccine-derived polio in Africa, and parts of Asia, is being reported due to lack of efficacy in the widely used oral vaccine, triggering pandemic fears. #VaccineDerivedPolio #OPVPosted: May 6, 2022


⁣This Content Is Mirrored. Please support the original creator. All credit, royalties and sincere thanks to the original source of this video. ⁣https://thehighwire.com/


Vaccine-Derived Polio on the Rise | ⁣The HighWire with Del Bigtree - May 6, 2022


⁣Vaccine-Derived Polio on the Rise, The HighWire with Del Bigtree, May 6,2022