source https://www.cnn.com/2021/06/30/health/uk-delta-covid-variant-lessons-cmd-gbr-intl/index.html
Britain thinks it can out-vaccinate the Delta variant. The world isn't so sure
When the United Kingdom emerged from one of the world's longest and most stringent coronavirus lockdowns in April, it did so believing that the worst of the pandemic was over.
source https://www.cnn.com/2021/06/30/health/uk-delta-covid-variant-lessons-cmd-gbr-intl/index.html
source https://www.cnn.com/2021/06/30/health/uk-delta-covid-variant-lessons-cmd-gbr-intl/index.html