Did you mean
various
Showing results for "variant"
Sort by Clear filters

Global herd immunity might be closer than you think

  • When will the world have vaccinated 80 percent of all adults, the level presumed by scientists to produce herd immunity against the coronavirus disease (COVID-19)? Most people’s answer is 2023 or 2024, which suggests deep pessimism about the progress of vaccinations outside the rich world. That...
·