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Vaccine-Derived Poliovirus (VDPV) Explained: Does the Detection in Ghaziabad Affect India's Polio-Free Status?
A vaccine-derived poliovirus (VDPV) detected in a Ghaziabad sewage sample has raised questions about India's polio-free status. Discover how VDPV develops, how it differs from wild poliovirus, why it does not affect India's certification, and how wastewater surveillance helps detect virus circulation before clinical cases emerge.
Jul 816 min read
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