UK on Alert as Polio Virus Detected in London Sewage - The Wire

The virus has continued to evolve and is now classified as a vaccine-derived poliovirus type 2 (VDPV2), which on rare occasions can cause serious illness, such as paralysis, in people who are not fully vaccinated.

London: The UK health authorities issued a nationwide appeal on Wednesday for parents to ensure their children’s vaccines are up to date after the polio virus was detected in sewage samples in London… [+3106 chars]

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