About 900,000 children in London are to be offered a booster dose of a polio vaccine, public health experts have announced, covering all children aged one to nine years old.
The UK Health Security Agency said that, since early February, 116 type 2 poliovirus isolates had been identified in 19 sewage samples from boroughs including Barnet, Camden, Hackney, Haringey, Islington and Waltham Forest. To date, no cases of polio – or related paralysis – had been identified.
More details soon …