Covid Live Updates: Mixing Vaccines Provides Strong Immunity, Study FindsPfizer and AstraZeneca work together well in a two-dose vaccination schedule; so do three doses of AstraZeneca, researchers find in separate studies.Covid Live Updates: Mixing Vaccines Provides Strong Immunity, Study Finds
WHO Changes Names of COVID Variants to ‘Non-Stigmatizing’ Greek LettersThe World Health Organization has implemented a new system to name variants of COVID-19 that use Greek letters instead of country names to avoid stigmatizing the regionsWHO Changes Names of COVID Variants to ‘Non-Stigmatizing’ Greek Letters