A team at University College London (UCL) looked at data from 10,000 adults in England with an average age of 86.

The group had routine monthly PCR tests for the virus as well as further targeted tests if an outbreak was suspected.

Of the 36,352 tests carried out between December 2020 and mid-March, 1,335 came back positive for the disease.

Read more – BBC (29/3/21)