Not realistic to have half the population vaccinated by April, leading immunologist warns

Prof Tomás Ryan says that while Covid-19 was "on its way out”, it could be some time before a widespread vaccination programme was completed. File Picture: Nick Potts/PA Wire

It is not realistic for the Government to think that half the population would be vaccinated by the end of April, a leading Immunologist Professor has warned. 

Professor Tomás Ryan of Trinity College Dublin said that even with the most ambitious targets set by the Taoiseach, it was not realistic to think that half the population would be vaccinated by April.