@WHO: Circulating vaccine-derived poliovirus type 2 was detected in #Ukraine 🇺🇦 in 2021. Since then, WHO and its partners have been assisting Ukraine to respond to the #polio outbreak. Thanks to the concerted efforts of WHO, international partners, national authorities and local… https://t.co/7I4sdCYCad https://t.co/OP0TWW4JnD

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