Un poliovirus dérivé de la souche vaccinale PV2 a été isolé dans les égouts de Londres. © Yabusaka, Adobe Stock

WHO on alert after polio virus detected in London

A poliomyelitis virus, a disease eradicated since 1999, was identified several times in the sewers of a district in north-east London between February and June 2022. The strain, which derives from the vaccine, is the subject of all the attentions of the WHO and the English health authorities. Is there a risk of poliomyelitis making …

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