Scientists Are Working On Booster Shots In Case COVID-19 Vaccines Lose Their Effect

NPR

The COVID vaccines available in the United States today work extremely well at preventing illness, but there are still questions about how long that protection will last and whether they'll work against viral variants that could pop up. Peter Gilbert, biostatistician at the Fred Hutch Vaccine and Infectious Disease and Public Health Sciences Divisions and a UW research professor of biostatistics, is quoted.

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