Many of us are hoping vaccines against coronavirus will be our route out of lockdown, enabling us to reclaim our old lives. But scientists say jabs alone will not currently be enough and other measures are still needed.
The problem is that no single measure to prevent the spread of coronavirus is 100% effective, and that includes vaccines.
Read the article on the “Swiss cheese model” on the BBC News website
See also
The Daily Mail: Masks and social distancing could be in place for 10 YEARS, Lord Sumption claims