World Health Organization Western Pacific Region

Celebrating a polio-free Western Pacific Region

A polio immunization campaign in Xinjiang, China, November 2011

Why we should never be complacent

Ongoing transmission of wild poliovirus in other parts of the world and emergence of vaccine-derived poliovirus pose continuing threats to the Western Pacific Region. Reduction in external funding and domestic resources, loss of institutional memory and shifting of available resources to other health priorities also threaten to reverse progress.

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