WHO says delta variant still the priority despite growing worries over new omicron Covid strain

"Over 99% of cases around the world are due to the delta variant and more deaths are occurring in the unvaccinated," says WHO Chief Scientist Soumya Swaminathan.

WHO says delta variant still the priority despite growing worries over new omicron Covid strain
"Over 99% of cases around the world are due to the delta variant and more deaths are occurring in the unvaccinated," says WHO Chief Scientist Soumya Swaminathan.