Plastic vials of polio vaccine
(Picture: PA Archive)The source of the poliovirus detected in London could be narrowed down to an individual house, a minister said on Thursday.
The UK Health Security Agency (UKHSA), working with the Medicines and Healthcare products Regulatory Agency (MHRA), has found polio in sewage samples collected from the London Beckton Sewage Treatment Works, which serves around four million people in north and east London.
