New research states that researchers are 'starting to see now diminishing returns on the number of additional doses' of COVID-19 vaccine - TheBlaze

New research states that researchers are 'starting to see now diminishing returns on the number of additional doses' of COVID-19 vaccine - TheBlaze: 

New studies have reportedly shown that people may not need a fourth COVID-19 booster shot for months — or even years, depending on the person.