[Polio may be spreading in Britain for first time
in 40 YEARS: Strain of paralysis-causing virus
mutated from vaccine is 'likely' being transmitted
in London as health chiefs declare 'national incident'
Officials have found traces of a vaccine-derived
poliovirus in sewage samples in
North and East London
Thought that someone vaccinated with live
vaccine shed part of virus and spread it to
unvaccinated people
Parents are being urged to ensure their
children's vaccinations are up to date,
particularly after the pandemic
Officials said risk to public 'extremely low'
with one in 100 chance of paralysis
and high vaccine uptake]
https://www.dailymail.co.uk/health/a...on-sewage.html