South Africa may have achieved COVID-19 herd immunity, expert says

Posted by on October 28, 2020 9:05 am
Categories: US National Stories

A top vaccine expert in South Africa believes the country may have achieved herd immunity against COVID-19 following a major outbreak there over the summer. Some 12 to 15 million people in South Africa — the fifth most-infected country in the world at the height of the pandemic — may now have some level of…