There is currently no scientific consensus on booster shots.
A demonstrator at Pfizer headquarters in New York City demands a fairer global distribution of COVID-19 vaccines, March 11, 2021.
However, health officials also warned that those results could have been skewed by a variety of factors, including data size and the short length of time analyzed. “I think there are certain subsets of all populations who may benefit from additional immunization,” said Dr. Chris Beyrer, professor of epidemiology at the Johns Hopkins Bloomberg School of Public Health.
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