https://www.premiumtimesng.com/health/health-news/580925-vaccine-derived-polio-virus-reduces-by-85-in-nigeria-official.html
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2/9/23 at 6:13pm
Organization
Premium Times
Author
Nike Adebowale-Tambe
Health experts, however, said the cases of cVDPV2 do not threaten the country’s Wild Poliovirus-free certification.
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